Arterial disorder

This study tests a drug called selnoflast in 162 people with atherosclerosis (hardened arteries) who are at high risk for heart attacks or strokes. The goal is to see if selnoflast can reduce inflammation inside the arteries, measured by a special PET scan, compared to a placebo.…

This study tests whether inclisiran, a twice-yearly injection that lowers cholesterol, can prevent major heart and limb events in 6,000 people who recently had artery-opening procedures. Participants receive either inclisiran or a placebo shot at the start, at 90 days, and every …

This registry is following 500 adults in Portugal who have severe aortic stenosis and are getting a new type of heart valve replacement called the Medtronic Evolut FX+ TAVI system. The goal is to see if using a standardized procedure makes the treatment safer and more effective. …

This phase 3 trial is testing an experimental daily pill called AZD0780 in about 15,100 people who have had a heart attack, stroke, or are at high risk for one. The drug works by blocking a protein called PCSK9 to lower cholesterol. Researchers want to see if it reduces the chanc…

This study compares a new heart valve, the DurAVR®, to standard TAVR valves in up to 1650 people with severe aortic stenosis. The valve is designed to mimic natural blood flow. Participants are randomly assigned to get the new valve or a standard one and are followed for up to 10…

This study looks at people with narrowed carotid arteries who are getting a stent. Some people do not respond well to the common blood thinner clopidogrel. The study compares giving these 'non-responders' a different drug, ticagrelor, versus continuing clopidogrel in those who re…

This early-phase trial tests an experimental antibody called DIAG723 in 93 adults with hereditary hemorrhagic telangiectasia (HHT), a condition that causes abnormal blood vessels and frequent nosebleeds. The study will check if the drug is safe and how the body processes it, with…

This study tests whether a drug-coated balloon can be a safe and effective alternative to stents for treating new blockages in heart arteries. About 1,616 people will be randomly assigned to receive either the balloon or standard stent treatment. The goal is to see if the balloon…

This phase 3 trial will test three ways to treat intermediate high-risk pulmonary embolism (a serious blood clot in the lungs). The study compares two catheter-based procedures (mechanical clot removal or low-dose clot-busting drug) with standard blood-thinning heparin. About 210…

This study tests a new device called Rapidlink, used during open surgery to repair or replace blood vessels in the chest. It involves 150 adults already scheduled for aortic surgery. The goal is to see if the device reduces major complications like stroke or death. Participants w…

This study is a registry that follows about 960 people with coronary artery disease who are treated with a special balloon coated with a drug called sirolimus. The balloon is used to open blocked heart arteries. Researchers will track heart-related events like death, heart attack…

This study tests a new device called the RapidPulse Aspiration System, which uses precisely timed suction to remove blood clots from brain arteries in people having a severe stroke. The trial will enroll 170 adults aged 18 to 80 who can be treated within 8 hours of stroke symptom…

This study compares a new balloon coated with everolimus to standard paclitaxel-coated balloons for opening blocked leg arteries in people with peripheral artery disease. About 410 participants will be randomly assigned to one of the two balloons. The goal is to see if the new ba…

This trial investigates whether pioglitazone, a drug used for diabetes, can help protect the kidneys in people with ANCA-associated vasculitis—a rare autoimmune disease that causes inflammation of blood vessels, often damaging the kidneys. Participants receive either pioglitazone…

This study compares two ways to keep blood flowing during open surgery for a large aneurysm in the chest and belly. About 236 adults will be randomly assigned to one of two heart-lung machine techniques. Researchers will track serious complications like death, stroke, kidney fail…

This study tests a drug called tonlamarsen in adults who were recently hospitalized for dangerously high blood pressure. Participants receive either the drug or a placebo as a shot under the skin every 4 weeks. The goal is to see if tonlamarsen can lower blood pressure and reduce…

This study looks at the long-term safety and effectiveness of the drug QCZ484 in people with high blood pressure. It is for patients who already completed a previous study with the same drug. Researchers will monitor side effects and track blood pressure changes over time.

This early-stage trial is testing a new drug called KK3910 in healthy people and those with high blood pressure. The main goal is to check safety and how the drug moves through the body. It is a small, placebo-controlled study, so it is too soon to know if the drug actually works…

This study looks at how well different drug-eluting stents work in real-world patients with coronary artery disease. Researchers are comparing newer stents to older ones to see which are safest and most effective. The study includes up to 50,000 people who need a stent to open bl…

This study compares aspirin and clopidogrel to prevent leaflet thrombosis (blood clots on the valve) in 254 people who had a transcatheter aortic valve replacement (TAVR) for severe aortic stenosis. After 4 weeks of both drugs, participants take either aspirin or clopidogrel alon…

This study tests a device that uses ultrasound to calm overactive nerves in the kidneys, which can drive high blood pressure. About 261 adults with hypertension will either get the real procedure or a sham (fake) one. The goal is to see if this approach safely lowers blood pressu…

This early-stage trial tests whether an experimental drug called UDP-003 is safe in healthy volunteers and people with heart disease. Researchers will give single or multiple doses of the drug or a placebo and monitor for side effects. The study includes 84 participants and is th…

This pilot study tests whether the drug colchicine can reduce artery plaque in 120 heart attack survivors who have a specific genetic change (TET2-CHIP). Participants take colchicine or standard care for 12 months. The goal is to see if this genetic marker can guide personalized …

This study will give 800 pregnant women biweekly food kits with fruits, vegetables, and other healthy foods to see if it improves their diet and pregnancy outcomes. Participants will be followed from early pregnancy through birth. The goal is to learn whether providing healthy fo…

This study tests a faster version of a procedure called renal denervation, which uses energy to calm overactive nerves in the kidneys to lower blood pressure. About 130 adults with uncontrolled high blood pressure will receive the quicker procedure. The goal is to see if it works…

This study tests whether giving people access to healthy foods, personalized dietitian coaching, and a home blood pressure monitor can help Black and Hispanic adults with high blood pressure (and often diabetes) get their numbers down. About 100 participants will be randomly assi…

This phase 2 study tests whether spironolactone, a drug already used for fluid retention, can improve exercise capacity and blood vessel function in people with pulmonary arterial hypertension (PAH). About 70 adults with PAH will receive either spironolactone or a placebo for 24 …

This study tests whether a digital support program (called DEEPER) helps heart patients maintain their health after completing cardiac rehab. About 306 adults with heart disease or heart failure will be split into two groups: one gets standard follow-up care, the other gets stand…

This study compares giving norepinephrine continuously versus as needed to prevent low blood pressure during anesthesia in high-risk non-cardiac surgery patients. About 446 adults aged 45 and older with certain risk factors will participate. The goal is to see which method better…

This study tests a new drug called RTN-001 in adults whose high blood pressure is not controlled by at least two other medications. About 280 participants will take either RTN-001 or a placebo daily for 12 weeks. The main goal is to see if RTN-001 lowers blood pressure more than …

This trial tests a physician-modified stent graft to treat juxtarenal aortic aneurysms—a bulge in the aorta near the kidneys—in people who are too high-risk for open surgery. The graft is altered during the procedure to create openings that keep blood flowing to vital branch vess…

This study tests a drug called lepodisiran in 252 adults with high levels of Lp(a), a protein linked to heart disease. Participants must have heart disease or be at risk for a first heart event. The drug is given as an injection and compared to a placebo to see if it reduces plaq…

This study follows about 200 people with abdominal aortic aneurysms who receive the Minos stent graft, a device placed through small groin incisions to reinforce the weakened aorta. Researchers track how well the device works and its safety over up to 5 years in everyday hospital…

This early-stage trial compares a new investigational drug, CG-0255, to the established blood thinner Plavix in 136 healthy adults aged 18-55. The goal is to see if CG-0255 is processed by the body similarly to Plavix and has the same effect on preventing blood clots. Participant…

This study tests an inhaled medicine called L606 for people with high blood pressure in the lungs due to lung disease. About 344 adults will be randomly assigned to receive L606 or a placebo. The main goal is to see if L606 helps them walk farther in six minutes and delays worsen…

This study tests whether a drug called enavogliflozin can prevent major heart problems or worsening heart failure in people who have had a heart valve replacement (TAVR) and still have heart failure. About 1,040 participants will receive either the drug or a placebo, in addition …

This study tests a new device called ShockFast IVL against an existing one, ShockWave IVL, for treating hardened calcium deposits in heart arteries. Both devices use sound waves to break up calcium so a stent can be placed more easily. The trial will involve 120 adults with coron…

This early-stage trial tests a single IV dose of VERVE-102, a gene-editing drug designed to permanently lower LDL (bad) cholesterol by turning off a specific gene in the liver. It involves 85 adults with inherited high cholesterol or early heart disease who still need lower chole…

This phase 3 trial is testing whether adding baxdrostat to the standard drug dapagliflozin can better protect the kidneys and heart in 5000 adults with chronic kidney disease and high blood pressure. Participants will receive either the combination or dapagliflozin alone. The stu…

This study tests whether the drug clevidipine can lower blood pressure quickly and steadily in people having a bleeding stroke (intracerebral hemorrhage). High blood pressure can make the bleeding worse, so getting it under control fast is critical. The trial will compare clevidi…

This long-term study follows people with pulmonary arterial hypertension (PAH) who previously took part in sotatercept trials. Sotatercept is a targeted therapy that aims to stop PAH from getting worse. Researchers will monitor safety, side effects, and how well patients tolerate…

This phase 2 trial is testing whether a supplement called nicotinamide mononucleotide (NMN) can protect the heart and kidneys of people undergoing coronary artery bypass surgery. Researchers will give NMN or a placebo to 90 adults at higher risk of complications. The main goal is…

This study tests a new device called EmStop that captures debris during a heart valve replacement procedure (TAVR) for aortic stenosis. About 663 people will be randomly assigned to receive either the EmStop device or a standard device. The goal is to see if EmStop reduces the ri…

This phase 3 trial tests whether a shorter, lighter course of corticosteroids (28 weeks) works as well as the standard longer course (52 weeks) for giant cell arteritis, a condition that inflames blood vessels. The study aims to reduce side effects from long-term steroid use. 150…

This study is testing a new type of biological heart valve that features an 'easy change' system, designed to make future replacements simpler. Researchers will implant these valves in 500 people with aortic valve disease and track complications like blood clots, infections, and …

This study compares two stomach-acid-lowering drugs—tegoprazan and rabeprazole—in about 3,300 heart disease patients who take blood thinners and are at high risk for stomach bleeding. The goal is to see if tegoprazan works as well as rabeprazole at preventing serious gut problems…

This study tests a device called the Hypotension Prediction Index (HPI) that warns doctors when a patient's blood pressure is about to drop dangerously low after surgery. 210 adults having elective surgery under general anesthesia will be randomly assigned to either standard moni…

This study tests whether providing money specifically for healthy foods helps pregnant women avoid gaining too much weight. About 1,440 women will either get standard nutrition advice or that plus up to $3,000 for healthy groceries. Researchers will compare weight gain between th…

This study is testing two catheter-based devices, Symphony and Prodigy, that remove blood clots from blood vessels in the legs, arms, or lungs. Researchers want to see if these devices can safely restore blood flow and prevent serious outcomes like amputation or heart strain. The…

This study is tracking 2,000 people with coronary artery disease who receive Ultimaster stents during routine care. Researchers want to see how often serious heart problems like death, heart attack, or the need for another procedure happen within a year. The goal is to understand…

This study is testing the safety of an inhaled dry powder form of treprostinil (LIQ861) for people with pulmonary hypertension (high blood pressure in the lungs) due to lung disease. About 80 adults will take the drug using a special inhaler, and researchers will monitor for side…

This trial tests a 12-week home-based digital cardiac rehabilitation program for people with coronary artery disease. It aims to improve heart health, reduce hospital visits, and enhance quality of life, especially for older adults, women, and those with other health issues. The …

This study follows 550 patients whose first TAVI heart valve has failed. Researchers will compare a second TAVI procedure (redo TAVI) with open-heart surgery or medication alone. The goal is to see which approach works best and why, helping doctors make better decisions for futur…

This study tests whether a newer blood thinner (rivaroxaban) works as well as the standard drug (warfarin) for preventing clots and bleeding in people who have a mechanical aortic valve. About 1,300 adults who had valve surgery at least 3 months ago will take one of the two pills…

This Phase 2 trial tests a new drug called HDY015, which combines two medicines (QCZ484 and inclisiran) into a single injection. The goal is to see if it can safely lower both blood pressure and cholesterol in people who have both conditions. About 120 adults aged 18-75 with hype…

This study tests whether adding GM1, a natural brain substance, to standard clot-removal treatment helps people recover better after a severe stroke. About 868 adults in China who have a blocked artery in the front part of the brain will receive either GM1 or a placebo daily for …

This study tests whether using just one Perclose device to close the artery after TAVR is as safe and effective as the usual two devices. Researchers will measure bleeding time and complications in 300 adults undergoing TAVR. The goal is to see if a simpler approach can reduce pr…

This study tests a monthly injection called pelacarsen to see if it can slow the worsening of calcific aortic valve stenosis, a condition where the heart valve becomes stiff and narrow. About 502 adults aged 50-79 with high levels of lipoprotein(a) and mild-to-moderate valve dise…

This study is testing a new heart stent called Coroflex ISAR NEO in 1,000 people with narrowed heart arteries. The goal is to see how safe and effective it is compared to other stents in everyday medical practice. Researchers will track major heart problems like death, heart atta…

This study compares two medicated stents (tiny mesh tubes) used to open blocked heart arteries in people having a heart attack or unstable angina. About 2,100 participants will receive either a sirolimus-eluting stent (ihtDEStiny) or an everolimus-eluting stent (Xience). Research…

This phase 2 trial tests Kylo-11, an experimental drug, in 204 adults with heart disease and high levels of lipoprotein(a) – a genetic risk factor for heart attacks and strokes. Participants receive either Kylo-11 or a placebo injection for about a year. The main goal is to see i…

This study tests whether the drug sivelestat sodium, given alongside standard clot-removal surgery, can help people recover better after a major stroke. The trial will include 868 adults aged 18-80 with large-vessel blockage in the front part of the brain. The goal is to see if t…

This study is testing whether a drug-coated balloon is as good as a drug-eluting stent for treating complex coronary artery disease in high-risk patients. About 2,184 participants will be randomly assigned to receive one of the two treatments. The main goal is to see if the ballo…

This study is tracking 1,000 people who receive the DESyne X2 drug-eluting stent to treat narrowed or blocked coronary arteries. Researchers are monitoring how often patients experience serious heart events like death, heart attack, or the need for another procedure. The goal is …

This large trial tests two types of intravenous fluids given during heart surgery: hydroxyethyl starch (HES) and balanced crystalloids. The goal is to see which fluid leads to fewer serious kidney problems, such as kidney failure or death. About 1,292 adults having heart surgery …

This study is testing a paclitaxel-coated balloon to open small coronary arteries in people with heart disease who also have a high risk of bleeding. About 501 participants will receive the balloon treatment and then take blood thinners for either the standard duration or just 7 …

This Phase 3 trial tests whether the drug tirofiban can help people who have had a stroke but missed the usual treatment window (more than 24 hours after symptoms start). The study uses a special MRI scan to select patients whose stroke is caused by a specific type of artery bloc…

This Phase 3 trial tests an oral drug called muvalaplin in over 10,000 adults with high levels of lipoprotein(a), a genetic risk factor for heart disease and stroke. Participants either have had a prior cardiovascular event or are at high risk for a first one. The study measures …

This study tests whether giving two inhaled drugs (milrinone and epoprostenol) before heart-lung bypass can prevent difficult separation from the machine. About 141 adults having heart surgery will be randomly assigned to receive the drug combo or a placebo. The goal is to see if…

This study tests whether anifrolumab, a drug that blocks certain immune signals, can improve blood vessel function and reduce inflammation in people with lupus. About 45 adults with lupus will receive either the drug or a placebo over 8 months. Researchers will measure changes in…

This study tests a procedure called pulmonary artery denervation (PADN) for people who still have high blood pressure in their lung arteries after a mitral valve repair. The procedure uses a catheter to deliver radiofrequency energy to specific nerve points in the main pulmonary …

This real-world study is following 7,000 Chinese adults with established heart disease to see if adding Repatha® (a cholesterol-lowering injection) to their usual care reduces major cardiovascular events like heart attacks, strokes, and heart-related death. Participants are eithe…

This study follows 1,500 people who received a GORE® TAG® stent graft to treat aortic conditions like aneurysms or dissections. Researchers will monitor device performance and patient outcomes for up to 10 years. The goal is to confirm that this minimally invasive procedure remai…

This study tests whether a personalized blood-thinner plan can reduce bleeding in people with coronary artery disease who have received a heart stent. About 3,944 participants will either get the usual dual antiplatelet therapy (two blood thinners) or a shorter course followed by…

This study tests whether taking a daily fiber and magnesium supplement (WellBiome) for 6-8 weeks before heart surgery can improve recovery. Researchers will compare ICU time, complications, and hospital stay between 80 patients who get the supplement or a placebo. The goal is to …

This study tests a daily pill called orforglipron to see if it can prevent major heart problems (like heart attacks or strokes) and slow kidney disease in people who already have heart or kidney disease. About 7,140 adults will take either the drug or a placebo for up to 5 years.…

This phase 3 trial tests TFC-003, a new eye drop, in 188 adults with primary open-angle glaucoma or ocular hypertension. Participants use the drops twice daily for up to 24 weeks. The main goal is to see if TFC-003 lowers eye pressure better than an active control. The study is c…

This study tests a decision aid—a tool that provides information and goal-setting exercises—to help women who had high blood pressure during pregnancy take steps to protect their heart health after childbirth. The goal is to improve engagement in preventive care like blood pressu…

This study compares two advanced heart procedures—stenting guided by imaging and blood flow tests (PCI) versus bypass surgery (CABG)—in 1,500 people with diabetes and three blocked coronary arteries. The goal is to see which approach better prevents major events like death, heart…

This study tests a device that uses radiofrequency energy to disrupt nerve signals in the kidney and liver arteries, aiming to lower blood pressure in people with uncontrolled hypertension. About 175 adults aged 18-80 with high blood pressure despite medication will be enrolled. …

This study tests whether adding an implantable cardioverter defibrillator (ICD) to standard medication helps people with variant angina who have survived a sudden cardiac arrest. About 140 adults will be randomly assigned to get either an ICD plus medication or medication alone. …

This study is testing a long version of the Ultimaster Nagomi stent in people with long blockages in their heart arteries. About 1,039 participants will receive the stent and be followed for one year to see if it works well and stays safe. The goal is to see if one long stent can…

This study tests whether using artificial intelligence (AI) to analyze ultrasound images during heart stent placement can reduce future heart problems. About 3,000 adults with coronary artery disease will receive a stent guided by AI-enhanced intravascular ultrasound. Researchers…

This pilot study is testing whether the anti-inflammatory drug colchicine can lower inflammation and reduce the risk of atrial fibrillation (an irregular heartbeat) after coronary artery bypass surgery. 24 adults scheduled for bypass surgery will be randomly assigned to receive e…

This study tests whether doing wall squat exercises for 14 minutes, three times a week, can lower blood pressure and slow the buildup of plaque in arteries. Researchers will compare 100 people doing the squats with 100 people doing gentle stretching, all with high blood pressure.…

This study follows 125 people who received a special stent graft (GORE TAG TBE) to treat a tear or bulge in the main artery near the heart (aortic arch). The goal is to see how well the device works and how safe it is over 5 to 10 years. Participants are treated as part of their …

This study tests two experimental drugs, REGN7508 and REGN9933, to prevent strokes in people with atrial fibrillation (an irregular heartbeat) who cannot or choose not to take standard blood thinners. About 2,628 participants will receive one of the drugs or a placebo to see if t…

This study compares a daily pill (rivaroxaban) to daily injections (low-molecular-weight heparin) for preventing blood clots in people with leg injuries that require a cast or brace. About 1,424 high-risk participants will be randomly assigned to one of the two treatments and fol…

This registry is tracking how well two stent grafts, Castor and Cratos, work for treating aortic conditions like dissections and aneurysms. About 100 patients across European hospitals will be followed for up to 5 years. The goal is to see if these devices are safe and effective …

This study tests a new, less invasive way to replace a leaky aortic heart valve (aortic regurgitation) using a device called the JenaValve Trilogy, compared to standard open-heart surgery. About 1,000 people with moderate to severe aortic regurgitation will be randomly assigned t…

This study compares two methods of guiding stent placement in the left main coronary artery: standard angiography versus fractional flow reserve (FFR), which measures blood pressure across the blockage. About 960 adults with significant left main artery disease will be randomly a…

This study follows 840 people with a completely blocked coronary artery (chronic total occlusion) for at least 10 years. Half received a drug-eluting stent, and half got optimal medical therapy alone. Researchers will compare rates of death, heart attack, stroke, and repeat proce…

This large phase 3 trial is testing whether adding vicadrostat to the existing drug empagliflozin can reduce the risk of heart problems in adults with type 2 diabetes, high blood pressure, and heart disease. About 11,800 participants will take either the combination or a placebo …

This trial investigates whether 16 weeks of yoga—including breathing, postures, relaxation, and meditation—can improve blood pressure, heart health, mental well-being, and thinking skills in adults aged 40 and older with high blood pressure. Participants are randomly assigned to …

This study tests an experimental drug called REGN13335 in 99 adults with pulmonary arterial hypertension (PAH), a condition where high blood pressure in the lungs makes the heart work harder. Participants will receive either the drug or a placebo, on top of their usual PAH medica…

This phase 3 trial tests whether a preservative-free version of bimatoprost eye drops works as well as the standard Lumigan drops for lowering eye pressure. About 600 adults with primary open-angle glaucoma or ocular hypertension in both eyes will receive either the new formulati…

This study tests whether eating only between about 6:30 am and 2:30 pm (an 8-hour window) for 6 days a week can improve blood pressure, blood sugar, and heart rate in adults aged 60 and older with high blood pressure. Participants will follow this pattern for 12 weeks. The goal i…

This study tests whether a home-based cardiac rehab program delivered through a mobile app can reduce plaque buildup in the heart arteries of people with mild to moderate blockages. 176 participants will either get the app-based program (with exercise plans, diet advice, and ment…

This study tests a technology-based program to help women aged 18-44 with high blood pressure lower their blood pressure before getting pregnant. Participants will receive support through their primary care clinic and use online tools. The goal is to improve heart health and medi…

This study tests whether adding pelacarsen to inclisiran can further lower a type of cholesterol called Lp(a) in people with heart disease. About 340 adults with high Lp(a) and LDL-C will receive either pelacarsen or a placebo, plus inclisiran. The main goal is to see if Lp(a) le…

This study tests an experimental drug called REGN7508 (cenvacibart) against aspirin to prevent blood clots in 2000 adults having knee replacement surgery. The drug targets a clotting factor to reduce clot risk. Researchers will compare how many people develop clots or die from cl…

This study tests whether the drug avacopan can help children aged 6 to 18 with a rare autoimmune disease called ANCA-associated vasculitis, which causes inflammation of blood vessels. About 20 participants will receive avacopan alongside standard treatments like rituximab or cycl…

This study is checking the long-term safety of a drug called avacopan for people with ANCA-associated vasculitis, a rare disease where the immune system attacks blood vessels. About 300 adults who need treatment for a new diagnosis or flare-up will take avacopan or a placebo. The…

This study tests whether canakinumab, an anti-inflammatory drug, can reduce blood vessel inflammation in people with coronary artery disease. Some participants have a genetic change called TET2 clonal hematopoiesis, which may increase inflammation. 120 adults will receive either …

This program provides access to pelacarsen, a drug for atherosclerotic cardiovascular disease, for patients who have no other treatment options and cannot join a clinical trial. It is for those with serious or life-threatening conditions where the potential benefit outweighs the …

This study tests a new device called Freesolve, a temporary magnesium scaffold that props open blocked heart arteries and then dissolves over time. About 1,859 people with up to two new blockages will receive either this scaffold or a standard permanent stent. The goal is to see …

This study tests whether breathing in a safe, inexpensive gas called argon during carotid artery surgery can prevent brain damage and confusion after the operation. About 100 adults having elective carotid surgery will be randomly assigned to receive either argon gas or a placebo…

This phase 3 study is testing whether a new drug called maridebart cafraglutide (MariTide) can reduce the risk of heart attacks, strokes, and death in people with heart disease who are overweight or obese. About 12,800 participants will receive either the drug or a placebo, added…

This study tests whether computer alerts can help doctors prescribe cholesterol-lowering drugs to people with peripheral artery disease (PAD) who aren't taking them. About 400 adults with PAD will be randomly assigned to have their doctors receive an alert or not. The goal is to …

This study tests whether different oxygen targets (higher vs. lower) improve outcomes in 39 preterm infants with bronchopulmonary dysplasia and pulmonary hypertension. Each infant will experience both oxygen levels in a crossover design. The goal is to see which level reduces dan…

This study tests whether taking a ketone supplement can prevent the negative effects of eating too much salt, like high blood pressure and kidney strain. Researchers will give 35 healthy young adults either a high-salt diet with a ketone supplement or a placebo, then measure chan…

This study looks at whether the diabetes drug dapagliflozin can improve how well the right side of the heart works after off-pump coronary bypass surgery. Researchers will measure heart function in 72 patients with weak hearts before and after 6 months of taking the drug. The goa…

Most older Americans eat too much salt, which can raise blood pressure and harm the kidneys. This study tests whether a ketone supplement (a substance the body makes during fasting or exercise) can block those harmful effects. Thirty-five adults aged 60-85 will follow a high-salt…

This phase 3 trial is testing two experimental drugs, REGN7508 and REGN9933, to prevent serious blood clots in people with peripheral artery disease who recently had leg surgery to improve blood flow. The study will enroll about 7,050 participants and compare the drugs to a place…

This study tests whether a team of a remote pharmacist, social worker, and nurse, working with patients through a phone app, can help African American and Latinx adults with uncontrolled high blood pressure lower their numbers. Two hundred participants will either get this team-b…

This study tests an experimental drug called SAL0140 in people whose high blood pressure remains high despite current treatments. About 252 adults aged 18-75 with uncontrolled hypertension will receive either the drug or a placebo for 12 weeks. The goal is to see if SAL0140 safel…

This phase 3 trial is testing whether atorvastatin, a common cholesterol drug, is safe and can reduce inflammation in children with Kawasaki disease who also have coronary artery abnormalities. The study will enroll 9 children and give them different doses of atorvastatin for 6 w…

This study tests whether pemafibrate, a drug that lowers triglycerides, can prevent the worsening of narrowed brain arteries in people who have already had a stroke or mini-stroke. About 270 participants will be randomly assigned to receive either pemafibrate plus standard care o…

This study tests a new type of stent (a small mesh tube) for people with heart disease who also take blood thinners. These patients have a high risk of bleeding when they also need anti-clotting drugs after stent placement. The new stent is designed to allow a shorter course of a…

This study looks at whether adding oregano and basil leaves to the diet can lower inflammation and improve cholesterol in people who have recently had unstable angina. About 70 participants will eat these herbs and have their blood and urine tested. The goal is to see if these co…

This study tests two types of branch endografts (Zenith t-Branch and Terumo Arch Branch) to treat aortic aneurysms in the chest and abdomen. The devices are placed inside the aorta to reinforce the weakened vessel wall and keep blood flowing to vital organs. Researchers will trac…

This study tests a new device called CHORDS that catches loose debris during a heart valve replacement procedure (TAVR). The debris can travel to the brain and cause a stroke. The trial will compare CHORDS to an existing device in 240 people with severe aortic stenosis. Participa…

This study compares two cholesterol-lowering strategies in about 1,950 adults with chronic kidney disease and heart or blood vessel disease. One group gets a moderate-dose statin plus ezetimibe, the other gets a high-dose statin alone. The goal is to see if the combo is just as g…

This phase 3 trial tests whether metformin, a diabetes drug, can safely prolong pregnancy in women with preterm preeclampsia. Currently, the only treatment is early delivery, which risks the baby's health. The study will enroll 294 women across Nordic countries, giving them metfo…

This study compares two different devices (Allegra and Sapien) used to replace a failing surgically implanted aortic heart valve without open-heart surgery. About 104 adults with a deteriorated biological aortic valve will be randomly assigned to get one of the two devices. The m…

This early trial tests a new device called the iHub stent-graft in 10 adults with iliac artery aneurysms. The device is placed through a small incision to seal off the aneurysm while keeping blood flowing to the internal iliac artery. Researchers will check for serious problems w…

This study follows 1,200 people who received special fabric tubes (grafts) to repair or replace damaged arteries in the neck, belly, or legs. Researchers want to see how well the grafts work over time and how often problems like blockages or infections happen. It is an observatio…

This study tests two ways to treat hardened calcium deposits in heart arteries. After using sound waves to break up the calcium, doctors will either place a drug-coated balloon or a drug-coated stent. The trial will follow 128 patients for 9 months to see which approach keeps art…

This study tests a new device called the RevCore Thrombectomy Catheter to treat blocked stents in the leg veins. About 100 adults with stents that have been in place for at least 6 weeks will be enrolled. The device is inserted into the vein to remove the blockage and restore blo…

This early-stage study tests a new drug called LY3971297 in healthy volunteers, people with obesity and high blood pressure, and those with reduced kidney function. The main goal is to check for side effects and measure how the drug moves through the body. The study involves up t…

This study compares a device called FlowTriever (used with blood thinners) to blood thinners alone for people with intermediate-risk pulmonary embolism (blood clots in the lungs). About 1,200 adults with clots in major lung arteries and signs of heart strain will be randomly assi…

This study tests whether regular phone calls and text messages with lifestyle advice can help adults in Nepal with uncontrolled high blood pressure lower their numbers. Five hundred participants will receive either the mobile health program or usual care for six months. The goal …

This study compares a new temporary heart pump called the Supira System to the existing Impella pump in 358 patients undergoing high-risk coronary stenting. The goal is to see if Supira is as safe and effective at supporting the heart during the procedure. Participants are random…

This study offers continued access to the inhaled drug TPIP for people with pulmonary arterial hypertension (PAH) or pulmonary hypertension linked to interstitial lung disease (PH-ILD) who have already completed a related study. Participants must have successfully finished prior …

This study tests whether a mechanical heart pump (HeartMate 3) can help people with advanced heart failure live longer and avoid serious complications like stroke or the need for a heart transplant. About 850 participants will either receive the pump or continue standard medical …

This study is for people with high levels of Lp(a), a genetic risk factor for heart disease, who have already completed a prior pelacarsen trial. It will give them continued access to the drug while monitoring long-term safety and how well it keeps Lp(a) levels low. About 600 par…

This study tests whether removing a blood clot from the brain up to 72 hours after a stroke can help patients recover better than standard care. About 336 adults with severe strokes due to a large vessel blockage will be randomly assigned to get the clot removal procedure or usua…

This phase 3 trial is testing whether a once-daily inhaled medication called treprostinil palmitil can help adults with pulmonary arterial hypertension (PAH) walk farther. About 344 participants will receive either the drug or a placebo for 24 weeks. The main goal is to see if th…

This study tests a program called MiWeigh that helps people with obesity and related conditions like diabetes or high blood pressure lose weight. Participants get a personalized plan from a doctor, access to a website, and weekly check-ins. The goal is to see if this approach lea…

This study tests whether adding a PCSK9 inhibitor (Recaticimab) to standard statin therapy can reverse plaque buildup in brain arteries of people with asymptomatic intracranial atherosclerosis. About 300 participants will receive either the drug combo or statins alone for 24 week…

This phase 3 study is testing an injectable drug called zilebesiran in about 11,000 adults whose high blood pressure is not well controlled despite taking at least two standard medications. Participants also have heart disease or are at high risk for it. The goal is to see if add…

This study tests a special stent called PK Papyrus to repair holes (perforations) that can happen in heart arteries during procedures. About 41 people with such tears will receive the stent. The goal is to see how safe and effective it is at sealing the artery and preventing comp…

This study looks at the long-term safety of the drug pelacarsen in people with high lipoprotein(a) and heart disease. About 5,700 participants who finished a previous pelacarsen trial will receive the drug and be monitored for side effects and heart events. The goal is to see if …

This pilot study tests whether a sleep health program designed for couples can improve sleep and blood pressure. Fifty couples will take part in an 8-week program that includes sleep education, coaching, and a Fitbit to track sleep. The goal is to see if working together as a tea…

This study is testing a new laser device called the Thor system to treat blockages in the leg arteries caused by peripheral artery disease (PAD). About 155 adults with PAD will receive the laser treatment and be followed for a year. The main goals are to see if the device is safe…

This study tests a single dose of an experimental drug called ALN-AGT01 in adults with mild to moderate high blood pressure who have already been treated with another drug, zilebesiran. The goal is to see if it safely helps control blood pressure by measuring changes in blood pre…

This study will test if a 'produce prescription' program, called Eat Well, helps veterans with high blood pressure and food insecurity. About 1,500 veterans in North Carolina will either get money for fruits and vegetables for 6 or 12 months, or standard care. Researchers will tr…

This study tests whether a combination of nifedipine and enalapril controls high blood pressure after childbirth better than nifedipine and labetalol. It involves 200 postpartum women with persistent hypertension. The goal is to reduce hospital stays, readmissions, and severe blo…

This study tests a health coaching program called STAR-MAP to help older adults (age 40+) with high blood pressure take their medication regularly. About 402 participants with uncontrolled blood pressure and low medication adherence will be recruited through a Louisiana health in…

This study compares two treatments for a condition called primary aldosteronism, where a small adrenal gland tumor causes high blood pressure. One treatment is laparoscopic surgery to remove the tumor; the other is radiofrequency ablation (RFA), which uses heat delivered through …

This study tests whether spironolactone, a medication that blocks aldosterone, can reduce stiffness in the aorta for people with a thoracic aortic aneurysm. About 50 adults with an enlarged aorta will receive either spironolactone or a placebo for a short time. The goal is to see…

This study tests whether adding evolocumab, a cholesterol-lowering drug, to standard care can slow or stop plaque buildup in heart arteries after a heart attack. About 233 adults aged 40-75 who recently had a heart attack or unstable angina will receive either evolocumab plus sta…

This study compares two treatments for a severe type of stroke caused by a blockage in a major artery at the base of the brain. Some patients will get a clot-busting drug through a vein followed by a procedure to remove the clot, while others will have the clot removal procedure …

This study tests whether a program called Sisters for Heart Health can help farmworker women ages 18-50 reduce stress, feel less isolated, and improve their heart health. Participants will join weekly peer support groups led by trained community health workers for 10 weeks. The s…

This study tests whether using a tiny ultrasound camera inside the leg arteries during a procedure to open blockages can prevent major problems like amputation or the artery narrowing again. About 772 adults with severe peripheral artery disease (chronic limb-threatening ischemia…

This study tests whether a program called BETTER can help pregnant women have healthier births. The program includes a one-on-one coaching session and regular text messages to help women connect with resources for housing, food, and transportation. Researchers will compare outcom…

This Phase 3 trial tests whether adding doxycycline to standard tuberculosis treatment can reduce permanent lung damage and lower the risk of heart problems. Researchers will give 150 adults either doxycycline or a placebo for 8 weeks alongside their TB medication. The main goal …

This study tests whether using HEPA air filters at home can slow the progression of heart disease in adults aged 65-84 who have a history of ischemic heart disease. Over 112 participants in Los Angeles will use real or sham filters for several months, and researchers will measure…

This study tests a drug called CSL300 in people with end-stage kidney disease who are on dialysis and have signs of inflammation. The goal is to see if it can reduce the risk of heart attacks or heart-related death. About 3110 adults will take part, and half will get the drug whi…

This study is testing a device called FlowTriever that removes blood clots from the lungs in people with a severe, high-risk pulmonary embolism. About 200 participants will be randomly assigned to get either the device or standard care. The goal is to see if the device reduces de…

This study tests a new tool called Golazo that removes plaque from leg arteries in people with peripheral artery disease (PAD). About 159 adults with moderate to severe symptoms will be treated at up to 20 U.S. sites. The goal is to see if the device is safe and works well to imp…

This study follows 280 adults and children with pulmonary hypertension who are already taking macitentan or selexipag in a previous trial. The goal is to monitor long-term safety, including side effects and serious events, while allowing continued access to the medication. Partic…

This study tests whether implanted monitors can quickly show if a new PAH drug is working. About 40 adults with stable PAH will try two different approved drug plans while their heart and lung function are tracked. The goal is to see if this approach can help doctors choose the b…

This study compares two common blood pressure medications, labetalol and nifedipine, in 110 new mothers with postpartum hypertension. The goal is to see which drug controls blood pressure better and reduces the need for ongoing medication beyond six weeks after delivery. Particip…

This Phase 3 trial is testing an injectable drug called HRS9531 in about 9,200 people with atherosclerotic cardiovascular disease (hardened arteries). The goal is to see if it can lower the chance of major heart problems like heart attack, stroke, or death. Participants receive e…

This study looks at whether giving older adults with high blood pressure practical advice and air cleaners can reduce their exposure to heat and air pollution. About 100 people aged 65 and older from Barcelona and Nicosia will take part. They will wear sensors to track temperatur…

This phase 1 trial tests the safety of a new drug called ZMA001 in 96 healthy adults. ZMA001 is a monoclonal antibody designed to reduce lung damage in pulmonary arterial hypertension (PAH), a serious condition. Participants receive a single dose of the drug or placebo and are mo…

This study tests whether the drug sotatercept can improve how well the lungs transfer oxygen in people with pulmonary arterial hypertension (PAH). Twenty-seven adults with PAH will receive the drug every 21 days for 29 weeks and undergo lung function tests, heart ultrasounds, and…

This study is tracking 3000 people with high blood pressure who have been treated with the Paradise Ultrasound Renal Denervation System, a device that uses ultrasound to calm overactive kidney nerves. The goal is to see how safe and effective the treatment is over many years by m…

This study tests whether taking two blood thinners (prasugrel plus low-dose aspirin) for three months after heart bypass surgery is better than taking aspirin alone (either low or high dose) at preventing graft failure. About 1,700 adults with stable coronary artery disease who n…

This Phase 3 trial tests whether the drug HRS-7535 can lower blood pressure better than a placebo in 648 adults with hypertension who are also overweight or obese. Participants will take the drug or placebo for up to 48 weeks, and researchers will measure changes in blood pressur…

This study tests whether giving hyperbaric oxygen therapy (breathing pure oxygen in a pressurized chamber) soon after emergency clot removal can improve recovery in people with severe stroke. Researchers plan to enroll 420 adults aged 18–80 who had a large-vessel blockage stroke …

This study looks at whether people with giant cell arteritis (GCA) who are in remission can safely stop or lower their dose of tocilizumab (Actemra). About 78 adults who have been on high-dose tocilizumab for at least a year and off steroids for three months will either stop the …

This study tests whether taking low-dose aspirin for six months after childbirth can help blood vessels heal and lower blood pressure in women who had preeclampsia. About 60 new mothers will receive either aspirin or a placebo. The goal is to see if this simple treatment can redu…

This registry is following 240 people who receive the GORE VIABAHN VBX stent graft to treat blocked or damaged arteries in the abdomen, pelvis, or limbs. Researchers are tracking how well the device works and any serious side effects over time. The goal is to see if the stent gra…

This study tests a pre-set treatment plan for managing heart rhythm issues that can occur after transcatheter aortic valve replacement (TAVR). The goal is to reduce the number of patients who receive a permanent pacemaker while ensuring no one is put at risk of sudden cardiac dea…

This study looks at whether combining two different cholesterol-lowering drugs (inclisiran and alirocumab) works better than using either alone. About 60 adults with high heart risk who cannot take statins will be assigned to one of three groups. The goal is to see if the combo l…

This study tests a new stent (Orsiro Mission) that slowly releases a drug to keep heart arteries open. It is for people with long blockages (over 36 mm) in their heart arteries. About 150 participants will be followed for up to 5 years to see if the stent is safe and effective at…

This study tests if a drug called inclisiran can reduce fatty plaque buildup in the arteries of people who recently had a heart attack and have high cholesterol. About 318 adults will receive either inclisiran or standard care, and doctors will use special imaging to measure plaq…

This study compares two ways to treat long, diffuse blockages in heart arteries. One method uses a temporary scaffold and drug-coated balloons that leave no permanent metal behind. The other uses standard metal stents. Researchers will check how well blood flow improves right aft…

This study tests whether a travoprost drug implant (iDose TR) plus a tiny stent (iStent infinite) can lower eye pressure better than the implant alone in people with open-angle glaucoma or high eye pressure. About 150 adults will receive either the combo or a sham procedure and b…

This study compares two treatments for narrowed small heart arteries: paclitaxel-coated balloons versus drug-eluting stents. About 1,380 people with stable or unstable chest pain will be randomly assigned to one of two balloon types or a standard stent. The goal is to see if ball…

This study tests a new device that uses sound waves to break up calcium deposits in heart arteries before placing a stent. About 408 adults with coronary artery disease will receive this treatment. The goal is to see if the device is safe and effective at clearing blockages to im…

This study tests whether giving two steroids (hydrocortisone and fludrocortisone) to high-risk patients before heart surgery can lower the chance of serious complications like kidney injury and lung problems. The trial will include 196 adults with a EuroSCORE II above 4% who are …

This study tests whether Yufeng Ningxin, a traditional Chinese medicine, can safely lower blood pressure in adults with mild hypertension. About 350 people aged 18-65 with untreated or washed-out high blood pressure will receive either the herbal tablet or a placebo for 8 weeks. …

This study tests a device called the Artix Thrombectomy System to remove blood clots from leg arteries in people with sudden blockages. About 250 adults with symptoms lasting up to 14 days will be enrolled. The goal is to see if the device can safely restore blood flow and preven…

This study enrolls 864 Black adults with uncontrolled high blood pressure to see if a home monitoring program with pharmacist and community health worker support works better than usual clinic care. Participants will either get a home BP monitor plus remote medication management …

This study tests a smartphone program called HeartSteps to help people with heart disease stay physically active after cardiac rehab. Sixty adults will wear a Fitbit and use the app for 3 months to see if it boosts their weekly exercise minutes. The goal is to learn how to best s…

This study tests whether taking equol, a compound from soy, for 12 weeks can improve blood vessel function in postmenopausal women with moderate chronic kidney disease (stages 3-4). The goal is to lower their high risk of heart disease. Researchers will measure changes in artery …

This study looks at whether it is safer to stop or continue taking direct oral anticoagulants (blood thinners) during planned heart procedures like angiography or stent placement. About 1,270 adults with atrial fibrillation and coronary artery disease will be randomly assigned to…

This study tests whether a personalized blood-thinning plan, guided by a blood test, can prevent dangerous blood clots better than the standard one-size-fits-all approach in people with peripheral artery disease who have had leg surgery. About 484 adults will be randomly assigned…

This study is testing whether a common heart valve procedure called TAVI can be performed safely in hospitals that do not have on-site cardiac surgery backup. About 1,600 patients with severe aortic stenosis will be randomly assigned to get TAVI either at a center with or without…

This study looks at how safe and effective a special stent (VBX) is for treating blocked arteries near the aorta in the lower belly. About 158 people who already had this stent placed at least a year ago will be followed. The goal is to see if the artery stays open and if there a…

This trial tests a special cannula that captures debris during high-risk heart valve surgery. The goal is to see if it reduces the chance of stroke, kidney injury, and delirium. About 842 patients aged 60 and older will be randomly assigned to receive either the new device or a s…

This study tests an experimental drug, REGN7508, to see if it works better than the standard blood thinner apixaban for treating and preventing blood clots in people with cancer. The trial will include about 1,600 participants with or without cancer who have deep vein thrombosis …

This study tests whether dapagliflozin, a diabetes medication, can slow or reverse plaque buildup in the heart arteries of people with type 2 diabetes. About 144 adults with stable heart disease will take either the drug plus standard care or standard care alone for 18 months. Re…

This study tests whether a program to improve sleep can help lower blood pressure in adults. Two hundred people with high blood pressure and poor sleep will either get standard heart health advice or a sleep improvement program with coaching and tips. The goal is to see if better…

This study tests an experimental oral drug called ROC-101 in 40 adults with pulmonary arterial hypertension (PAH) or pulmonary hypertension linked to interstitial lung disease (ILD-PH). Participants take the drug alongside their standard care for 24 weeks, with a long-term follow…

This study is testing a community-based program that uses exercise training and lifestyle changes to help people with high blood pressure, high blood sugar, or high cholesterol. The goal is to improve heart and lung function and overall disease control. The program will enroll 10…

This study is for people whose first TAVR heart valve is failing. Doctors will place a new TAVR valve inside the old one. The goal is to see if this 'redo' procedure is safe and works well. About 225 people will take part, and researchers will check how the valve performs at 30 d…

This phase 3 trial tests an inhaled drug called treprostinil palmitil in 344 adults with pulmonary hypertension caused by interstitial lung disease. Participants take the drug or a placebo once daily for 24 weeks. The main goal is to see if the drug helps them walk farther in six…

This study is testing the Navitor heart valve, a device used to replace a narrowed aortic valve without open-heart surgery. It will include 100 people in Japan with severe aortic stenosis. Researchers will check how many patients die within 30 days and whether the valve leaks aft…

This study tests a special pacemaker setting designed to lower blood pressure in people with hypertension. About 500 adults who already have or need a pacemaker will take part. The goal is to see if this new setting safely reduces average blood pressure over 24 hours, compared to…

This Phase 3 trial tests a drug called IBI362 in people with mild to moderate high blood pressure who are also overweight or obese. Participants receive weekly injections of either the drug or a placebo for 48 weeks. The main goal is to see if IBI362 lowers blood pressure more th…

This study is testing whether giving the blood thinner heparin before inserting a tube into the wrist artery can prevent a common complication: blockage of that artery. About 550 people undergoing a heart procedure through the wrist will be randomly assigned to receive heparin ei…

This study tests a new treatment called the Nectero EAST System for people with small to medium abdominal aortic aneurysms (AAA). The goal is to see if a single treatment delivered through a catheter can stabilize the aneurysm and prevent it from growing or rupturing. About 400 p…

This early study is testing a new stent graft system designed to treat thoracoabdominal aortic aneurysms, a dangerous bulge in the main artery that runs through the chest and belly. The device has special branches to keep blood flowing to vital organs. Researchers will enroll 11 …

This study looks at how safe and effective a less invasive heart valve replacement (called Sapien 3 TAVR) is for younger patients (ages 50-70) in China with severe aortic stenosis. Researchers will track 450 participants for up to 5 years to see survival rates and complications. …

This study tests whether the antibiotic minocycline can improve recovery in people who have had a major stroke and undergone a procedure to remove a blood clot from a large brain artery. Even when the clot is successfully removed, many patients still have significant disability. …

This small pilot study is testing whether giving a second treatment with the Nectero EAST system is safe and helpful for people with abdominal aortic aneurysms (a bulging blood vessel in the belly). Ten adults who already had one treatment will get a repeat procedure. The goal is…

This study looks at whether the heart medication Camzyos (Mavacamten) can improve blood flow to the heart muscle in people with hypertrophic obstructive cardiomyopathy (HOCM). Researchers will use special PET-CT scans to measure blood flow before and after 12 months of treatment.…

This study tests whether adding the antibiotic minocycline to standard stroke treatment can improve recovery in people who had a severe stroke in the back of the brain. After a clot is removed, brain inflammation can limit healing. Minocycline may reduce that inflammation. The tr…

This study tests a new device called the Arcevo LSA Hybrid Stent Graft, used during open surgery to repair the aortic arch in people with aneurysms or dissections. The device is implanted to support the aorta and its left subclavian artery branch. Researchers will track safety an…

This study tests whether giving the oral drug midodrine early to sepsis patients with low blood pressure can help them stop needing IV blood-pressure medications sooner. Researchers will compare standard care plus midodrine to standard care alone in 308 adults. The goal is to see…

This study is testing a digital app called VIRTUES that provides educational resources and treatment recommendations for heart conditions like atrial fibrillation and heart failure. Researchers will enroll 2000 patients across 11 modules to see if the app is easy to use and helps…

This study compares two approaches for low-risk patients with small blood clots in the lungs (isolated subsegmental pulmonary embolism). Half will receive standard blood-thinning medication (rivaroxaban), while the other half will get a placebo and be closely monitored. The goal …

This study tests whether a supplement called 2-HOBA can help people with lupus by lowering blood pressure and reducing harmful immune activity. About 42 women with stable lupus and mild-to-moderate high blood pressure will take either 2-HOBA or a placebo for 8 weeks, then switch.…

This study compares two mobile health strategies for managing high blood pressure after pregnancy. 770 new mothers with pregnancy-induced hypertension will use either a 12-week or 10-day text-based blood pressure monitoring program. The goal is to see which approach better lowers…

This study tests whether screening for social needs like housing and food access, combined with referrals to community resources, can improve chronic disease outcomes for patients of color. Researchers will track blood pressure, cholesterol, blood sugar, depression, and asthma co…

This study tests whether adding Qishen Yiqi Dropping Pills, a Chinese herbal medicine, to standard therapy can improve exercise ability and quality of life in 120 adults with severe pulmonary hypertension. Participants will be randomly assigned to receive either the herbal pills …

This study tests whether an artificial intelligence (AI) tool that analyzes a simple ECG can help doctors find undiagnosed pulmonary hypertension (high blood pressure in the lungs) in people with interstitial lung disease. About 900 adults with severe lung scarring will be random…

This study investigates whether using a lower dose of iodine contrast dye in CT scans can still produce high-quality images needed to plan a heart valve replacement procedure (TAVR). Normally, 100 ml of contrast is used, but reducing the dose may help avoid kidney injury and save…

This study is testing new, lower-radiation CT scan methods for taking pictures of the heart and blood vessels. Researchers want to see if these scans are accurate at finding blocked arteries and predicting future heart problems like heart attacks. About 5,000 adults who need a he…

This study tests whether a magnetocardiography (MCG) device can detect reduced blood flow to the heart muscle in people with acute chest pain but no major artery blockages. About 3,786 participants will undergo MCG scanning, and results will be compared to a standard ultrasound t…

This study is testing whether artificial intelligence (AI) can predict or rule out a heart attack using data from standard blood tests. Researchers will analyze white blood cell properties from over 3,000 adults who come to the hospital with chest pain. The goal is to see if AI c…

This study is testing whether a digital stethoscope, combined with artificial intelligence, can detect two serious conditions: high blood pressure in the lungs (pulmonary hypertension) and a weak heart pump (low ejection fraction). About 3,850 adults will have their heart sounds …

This study is testing whether a digital stethoscope and a simple heart monitor (ECG) can detect pulmonary hypertension, a serious condition where blood pressure in the lungs is too high. About 1,500 adults who are already scheduled for heart tests will have their heart sounds and…

This study is testing whether a special digital stethoscope, combined with artificial intelligence, can detect pulmonary hypertension (high blood pressure in the lungs) by listening to heart sounds and recording a single-lead ECG. Researchers will enroll over 2,400 adults who are…

This study aims to improve early detection of preeclampsia, a dangerous pregnancy condition. Researchers will collect blood samples from over 6,500 pregnant women between 11-14 weeks of pregnancy and compare the results with pregnancy outcomes. The goal is to see how well a new b…

This study is testing whether a thin wire that measures blood flow in heart arteries can help doctors decide which blockages truly need a stent. About 107 people with severe-looking blockages will have the wire test before and after stent placement. The goal is to see if some blo…

This study compares two types of CT scans—PET/CT and ultra-high-resolution CT—to see which one better detects early signs of coronary artery disease in people with symptoms like chest pain. Researchers will measure the amount of plaque in the arteries and check how accurately eac…

This study tests whether artificial intelligence can analyze standard ultrasound images of the heart to measure calcium buildup on the aortic valve. If accurate, this could help doctors diagnose severe aortic stenosis without the extra cost and radiation of a CT scan. The study w…

This study looks at whether doing a CT scan of the heart's arteries before the usual catheter procedure can lower the risk of death, heart attack, stroke, or hospital stays in people who have had bypass surgery. About 1000 participants will be randomly assigned to get the CT scan…

This study tests a wearable ring that measures blood pressure, comparing it to the standard 24-hour monitor in 100 people with heart failure and reduced pumping ability. The goal is to see if the ring is accurate and easy to use. If successful, it could make blood pressure tracki…

This study is testing whether a simple bedside heart ultrasound can help predict which emergency patients with a pulmonary embolism (a blood clot in the lung) are likely to have serious complications within the next few days. Researchers will perform the ultrasound on 250 patient…

This study is testing whether a computer program (machine learning) can help doctors diagnose severe heart attacks in patients who have a heart condition called left bundle branch block (LBBB). LBBB can hide the usual signs of a heart attack on an ECG, making it hard to tell if a…

This study tests whether the Withings BPM Pro 2, an automatic blood pressure cuff, gives accurate readings for pregnant women, including those with high blood pressure or pre-eclampsia. About 45 participants will have their blood pressure measured with both the device and a stand…

This study is testing a chest-patch that uses light to measure blood pressure without a traditional arm cuff. Researchers will compare its readings over 24 hours to the standard cuff-based method in 600 adults with or without high blood pressure. The goal is to see if the patch i…

This study tests whether a quick, routine ultrasound measurement (called the resistance index) can accurately identify people with narrowed neck arteries who have normal brain blood flow response. If it works, many patients could avoid a time-consuming, specialized test. The stud…

This study tests whether a new software-based method called Angio-IMR can diagnose coronary microvascular disease (blockages in tiny heart arteries) as accurately as the current standard test that uses a pressure wire inside the artery. About 192 adults with stable chest pain or …

This study explores whether a smartphone can detect aortic valve stenosis, a serious heart condition, by recording heart sounds and chest vibrations. Researchers will compare smartphone data with standard echocardiograms in 500 patients. If accurate, this could lead to a simple, …

This study tests whether a quick blood test (CT-ADP) can help doctors detect and fix leaks around a new heart valve during a minimally invasive TAVI procedure. Currently, doctors often use general anesthesia and an ultrasound probe in the throat to check for leaks, but this study…

This study tests a drug called BX-001N to see if it can prevent acute kidney injury in people having heart surgery. About 40 adults will receive either a low dose, high dose, or a placebo. The goal is to see if the drug can keep kidneys working well after surgery.

This study is testing whether taking daily aspirin (100 mg) along with a high-intensity statin can prevent heart attacks, strokes, and other serious cardiovascular events in people aged 40–75 who have severe coronary artery calcification (calcium score ≥300). About 5,000 particip…

This study is testing whether a home-based screening kit can identify hidden heart risks better than standard doctor visits. 45,000 adults in Sweden aged 50-75 will either receive a home blood pressure monitor, a finger-prick blood test, and a health questionnaire, or continue wi…

This study compares two different doses of vitamin D3 supplements in pregnant women who have low vitamin D levels. The goal is to see if a higher dose (50,000 IU every two weeks) is better than a lower dose (5,000 IU weekly) at preventing preeclampsia, a serious pregnancy complic…

This study tests whether taking a daily statin (rosuvastatin) for one year can safely prevent life-threatening blood clots in people with cancer. Current clot-preventing drugs raise bleeding risks, so a safer option is needed. The trial will enroll 4,000 adults with newly diagnos…

This study tests whether taking 150 mg of aspirin daily, starting before 20 weeks of pregnancy, can prevent serious problems like preeclampsia, poor fetal growth, placental abruption, preterm birth, and death in pregnant women with chronic high blood pressure. About 500 women wil…

This study tests whether adding metal coils to the aneurysm sac during standard endovascular repair (EVAR) can prevent type II endoleaks—a common complication where blood flows backward into the aneurysm. About 100 high-risk patients will be randomly assigned to receive EVAR alon…

This study tests whether giving HIV prevention pills (PrEP) to people right in the emergency room helps them start and stay on prevention. Researchers will enroll 250 HIV-negative adults at risk for HIV in Dallas. Participants get a 30-day pill supply and a clinic appointment to …

This study tests whether giving the flu vaccine to heart patients just before they leave the hospital can lower their risk of infections, heart problems, and death in the next 6 months. About 400 adults hospitalized for serious heart conditions will be randomly assigned to get th…

This study tests an online program called UPDOs Protective Styles to help Black women in the southeastern US learn about and start using PrEP, a medicine that prevents HIV. Researchers will recruit 1000 participants from 32 beauty salons in areas with high HIV rates. One group wi…

This study looks at whether patients and doctors in a family planning clinic find it acceptable to discuss and start PrEP, a daily pill that prevents HIV. About 83 English- or Spanish-speaking patients aged 16 and older, along with their doctors, will take part. Patients will rec…

This study tests whether using a carotid ultrasound (a neck scan) to find hidden plaque in arteries can help prevent heart attacks and strokes in people with inflammatory rheumatic diseases like rheumatoid arthritis or lupus. About 1,944 participants aged 50 and older will be spl…

This phase 3 trial tests an experimental drug called REGN7508 to prevent blood clots in people with solid tumors who are receiving cancer treatment. About 1,120 participants will receive either the drug or a placebo. The study measures how well the drug prevents clots and checks …

This study tests whether a nerve block (rectus sheath block) can control pain after open abdominal aortic aneurysm repair as well as the standard epidural analgesia, but with fewer complications. About 60 adults undergoing elective surgery will be randomly assigned to one of the …

This study tests whether a personalized exercise program—focusing on the specific leg muscles affected by blocked arteries—can help people with peripheral arterial disease walk longer distances without pain. Participants are randomly assigned to either a tailored muscle-strengthe…

This study tests whether ear acupuncture, led by village doctors and supported by telemedicine, can improve sleep in adults aged 65 and older who have both diabetes and high blood pressure. Participants will receive either real or sham ear acupuncture for 6 weeks. The goal is to …

This pilot study tests whether a 12-week home-based exercise program using a small pedal exerciser can help people with moderate-to-severe peripheral artery disease (PAD) walk farther and feel better. Twelve adults with severe PAD will be randomly assigned to either the home exer…

This study is testing a smartphone app called MedlyPeds that lets children with heart disease send their weight, blood pressure, and heart rate to their doctors from home. The app also asks about symptoms and sends personalized tips. The goal is to see if the app is easy to use a…

This study tests a once-daily pill called orforglipron in about 1205 people with peripheral artery disease (PAD) who have leg pain when walking. The goal is to see if the drug helps them walk farther without pain and improves their quality of life. Participants will be followed f…

This early-phase trial tests whether a single dose of Vumerity (diroximel fumarate) can improve blood vessel function and walking ability in 20 people aged 50-75 with peripheral artery disease (PAD). Participants will receive either Vumerity or a placebo, and researchers will mea…

This study tests whether combining progressive muscle relaxation and guided imagery can lower stress, anxiety, and depression in people with stable coronary artery disease. Forty adults will be split into two groups: one gets eight sessions of these mind-body techniques over four…

This study tests a new guidance system called LumiGuide that uses light instead of X-rays during a complex aortic aneurysm repair procedure (FEVAR). The goal is to see if it reduces the time patients and doctors are exposed to radiation. About 182 adults needing this surgery will…

This study is testing a mobile health app called Moms@Home to help pregnant women with high blood pressure monitor their readings at home. About 100 women with gestational or chronic hypertension will use the app and share their home blood pressure data. The goal is to see if the…

This study tests whether a 3-month pulmonary rehabilitation program (20 sessions of exercise and education) can improve quality of life and reduce breathlessness in people who have had a pulmonary embolism. Researchers will enroll 112 adults who still have symptoms at least 3 mon…

This study tests whether myofascial release, a gentle hands-on therapy, can help people recover after heart surgery that splits the breastbone. Fifty adults with heart disease will receive either standard physical therapy or standard therapy plus seven daily sessions of myofascia…

This study compares opioid-free anesthesia to standard opioid-based anesthesia in 40 adults undergoing open abdominal aortic aneurysm repair. The goal is to see if avoiding opioids reduces the body's stress response and inflammation during and after surgery. Researchers will meas…

This study tests a smartphone app designed to help people prepare for heart surgery through exercise, nutrition tips, and telehealth check-ins. About 40 adults awaiting surgery will either use the app or receive standard care. Researchers want to see if the app is easy to use, ac…

This study tests whether starting a structured exercise and education program within a month of a pulmonary embolism (a blood clot in the lungs) can prevent long-term problems like poor quality of life, shortness of breath, and reduced physical ability. About 160 hospitalized pat…

This study compares virtual reality (VR) relaxation with face-to-face relaxation for pregnant women hospitalized with preeclampsia, a condition causing high blood pressure. Researchers will measure anxiety, comfort, heart rate, and baby's well-being in 96 participants. The goal i…

This study looks at whether drinking beetroot juice every day for 12 weeks can help postmenopausal women get more heart and blood vessel benefits from exercise. The researchers will compare two groups of women doing the same exercise program—one group gets real beetroot juice, th…

This pilot study looks at whether an 8-week stress reduction program can reduce inflammation in the arteries of adults aged 30-65 who feel stressed. Researchers will use special PET scans to measure changes in artery inflammation before and after the program. The goal is to see i…

This study tests two different stitch materials (PDS and Vicryl) for closing groin incisions after planned vascular surgery. About 259 adults will be randomly assigned to one stitch type or the other. The goal is to see which material leads to fewer wound problems.

This study tests a new, pain-free exercise program for people with peripheral artery disease (PAD), which causes leg pain when walking. Researchers will compare it to standard painful exercise over 3 months in 100 adults aged 40 and older. The goal is to see if the pain-free prog…

This study tests whether taking cocoa flavanols daily for six months can improve walking distance in people aged 55 and older with peripheral artery disease (PAD), a condition that causes leg pain and limits mobility. Researchers will compare a cocoa flavanol supplement to a plac…

This study tests whether a simple handgrip exercise can safely lower blood pressure and improve thinking skills in pregnant women with and without chronic hypertension. Thirty pregnant women will either perform short handgrip squeezes or rest quietly, and researchers will measure…

This natural history study follows 270 adults with pulmonary arterial hypertension (PAH) and healthy volunteers to track how the disease changes over time. Researchers will use blood tests, heart and lung imaging, and a six-minute walk test to find new markers of disease severity…

This study explores whether a small accelerometer worn on the thigh can objectively measure how well treatments work for neurogenic orthostatic hypotension—a condition causing dizziness and fainting upon standing. Participants wear the device for one week on placebo and one week …

This study explores whether a thermal imaging camera can detect changes in blood flow to the legs after a procedure to reopen blocked arteries. Researchers will compare temperature readings from the camera with standard ankle-brachial index measurements in 25 people with severe p…

This registry study will enroll 200,000 high-risk cardiac patients to see how well an AI platform called Willem can detect heart problems from standard ECGs. The AI's readings will be compared to expert cardiologist diagnoses, but the AI results won't be shared with doctors, so p…

This study looks at 20 adults with COL5A gene mutations to find out why some get aortic aneurysms (a bulge in the main artery) and others don't. Researchers will take a small skin sample and study the cells to see differences in how they build and organize tissue. The goal is to …

This study compares two eye drop treatments—latanoprost alone versus a combination of netarsudil and latanoprost (Rocklatan)—to see if the combination improves blood flow in the veins around the eye. Researchers will use special imaging techniques to measure blood flow in adults …

This study aims to learn more about how diseases related to blood clots, the immune system, and blood vessels start and change over time. Researchers will enroll up to 1,000 people aged 5 and older, including those with these conditions, their healthy relatives, and healthy volun…

This study is testing a new type of MRI scanner that uses less energy than standard machines. The goal is to see if it can still take clear pictures of the heart, which could help people with metal devices in their body. Healthy volunteers and people with heart disease will have …

This study follows up to 3,500 people with sickle cell disease to learn more about how the condition progresses and what complications arise. Participants receive their usual medical care outside the hospital and visit the clinic for check-ups and research tests. No experimental …

This study aims to learn more about lipid disorders—conditions that affect fats like cholesterol in the blood. Researchers will observe up to 2,000 people with abnormal cholesterol levels to better understand how these disorders develop and how to diagnose them. Participants will…

This study compares different types of heart valve prostheses used to treat severe aortic stenosis in people with a small aortic annulus. Researchers will test the valves in the lab and then in patients using echocardiograms and a special MRI scan that measures blood flow. The go…

This study is testing a new non-invasive blood pressure device that uses a cuff and special algorithm to measure blood pressure. Researchers will compare its readings to those from an arterial line, which is the most accurate method but requires a needle in an artery. The study i…

This study aims to learn more about heart and blood vessel diseases by observing people who have them or are at risk. Researchers will collect samples and perform tests like imaging and stress tests on up to 5,000 participants, including healthy volunteers and relatives of affect…

This study looks at how blood pressure changes in the first year after a spinal cord injury and whether a device that stimulates the spine through the skin can help. Five people with recent injuries will be followed for a year, testing the stimulation during sessions to see if it…

This study tests a new device called the Spur scaffold, used with a drug-coated balloon, to treat blocked arteries below the knee in people with chronic limb-threatening ischemia (CLTI). The study includes 40 high-risk patients—those with diabetes or on dialysis—and measures how …

This study looks at whether keeping a patient's blood pressure within their personal safe range during heart surgery can reduce brain problems like confusion, stroke, or memory issues. Researchers will monitor 500 patients having heart surgery and track their blood pressure and b…

This study asks 30 staff and students at the University of Nottingham to review draft recruitment materials for a future study on thoracic aortic disease. Participants will give feedback on how clear, easy to read, and appropriate the documents are. The goal is to improve these m…

This study investigates why some people with moderate aortic valve stenosis get worse while others remain stable. Researchers will analyze immune system markers and detailed heart images from about 938 participants to find patterns that predict disease progression. The goal is to…

This study tracks 98 people with peripheral artery disease who had a stent placed in their iliac artery. Researchers want to see which patients later develop serious limb complications, like needing another procedure or amputation. They will also check if frailty plays a role. Th…

This study, called CEPEC, is a large platform trial enrolling 5,500 ICU patients across multiple countries. It tests different approaches to three common ICU treatments: how low to let blood pressure go with vasopressors, when to give platelet transfusions, and how to provide nut…

This study creates a large database of about 12,000 people with and without heart disease. Researchers collect medical information and blood samples to analyze factors that influence heart conditions like coronary artery disease, heart failure, and stroke. The goal is to better u…

This study tests two improvements for heart catheterization done through a small artery in the wrist. First, it checks if a special patch can stop bleeding faster. Second, it sees if using ultrasound to guide the needle makes the procedure more successful. About 480 adults needin…

This study will screen 3,000 adults with heart disease (coronary artery disease, atrial fibrillation, or heart failure) to see how many also have COPD, a serious lung condition. Doctors and patients will receive education on managing both heart and lung problems together. The goa…

This study looks at 60 people with stable angina who have two blocked heart arteries. During a procedure, doctors will temporarily inflate a tiny balloon inside each stent to reduce blood flow while the patient exercises on a bike. The goal is to measure exactly how much flow red…

This study looks at whether home blood pressure readings can correctly identify different types of high blood pressure (like masked or white coat hypertension) in children aged 6 to 18. Researchers will compare home measurements to 24-hour ambulatory monitors in 52 kids referred …

This observational study will follow 1300 critically ill adults in intensive care to see if a blood test called anti-factor Xa activity can predict dangerous blood clots (deep vein thrombosis or pulmonary embolism). Researchers will also track bleeding risks, quality of life, and…

This study is creating a large database of information from 10,000 adults undergoing heart surgery. Researchers will collect detailed data before, during, and after surgery to identify factors that affect recovery and complications. The goal is to improve risk prediction, persona…

This study looks at whether severe gum disease (periodontitis) is linked to stiffer arteries, which is a sign of heart risk. Researchers will compare 206 adults aged 40-69—half with advanced gum disease and half with healthy gums—using a simple test that measures artery stiffness…

This study aims to uncover the biological basis of fibromuscular dysplasia (FMD) and related artery conditions like spontaneous coronary artery dissection (SCAD) and cervical artery dissection (CvAD). Researchers will analyze genetic and molecular data from 600 participants, incl…

This study follows 300 adults aged 30–60 with genetically confirmed familial hypercholesterolemia, a condition causing very high cholesterol. Researchers use CT scans to see how coronary artery plaques change over 5 years. The goal is to better understand disease progression and …

This study follows 3,450 patients with aortic valve narrowing (aortic stenosis) to better understand their long-term outlook. Researchers will look at ultrasound measurements and other factors to find what predicts how the disease progresses. The goal is to improve how doctors as…

This study looks at medical records of 1,000 older heart patients in Russia to see if they were prescribed potentially harmful medications during the COVID-19 pandemic. Researchers will use a medical database to count how often these risky prescriptions happened and check for dan…

This large observational study in Mali is following up to 15,000 pregnant women and children to understand why some get malaria and others don't. Researchers are looking at immune responses, parasite features, and other factors that influence infection and disease severity. The g…

This study looks at how ANCA-associated vasculitis affects the eyes. Researchers will use a special imaging test called OCT angiography to examine blood vessels in the eyes of 70 participants. The goal is to better understand and detect eye involvement early, which could help pre…

This study is creating a large collection of blood, urine, stool, and heart tissue samples from 10,000 people with and without heart or metabolic conditions. The goal is to store these samples along with medical information to speed up future research into what causes these disea…

This study is observing 20,000 people undergoing routine heart or blood vessel procedures through the wrist (radial or ulnar artery). Researchers will track complications like artery blockage, spasm, and bleeding. The goal is to gather real-world data to improve safety and succes…

This study looks at whether a special imaging technique called Quantitative Flow Reserve (QFR) can help predict how well a blood vessel graft will work after coronary artery bypass surgery. Researchers will follow 110 patients for one year after surgery to check if the grafts sta…

This study looks at whether detailed heart scans (echocardiograms and MRIs) can improve how doctors predict short-term risks in people with a type of high blood pressure in the lungs (pulmonary arterial hypertension). Researchers will follow 50 adults for 6 months to see if addin…

This study is testing whether simple nutritional checks before heart surgery can predict how well patients recover. Researchers will give 250 patients questionnaires, blood and urine tests, and measure grip strength and body composition. They will then see if these measures are l…

This study is tracking 2000 patients with moderate to severe pulmonary embolism (blood clots in the lungs) who undergo a procedure called computer-aided vacuum thrombectomy, where a special tube sucks out the clot. Researchers want to see how well the procedure works and what com…

This study is collecting medical data and biological samples from people with genetic conditions affecting the heart and blood vessels, their relatives, and healthy volunteers. The goal is to better understand these diseases, improve diagnosis, and lay the groundwork for future t…

This study is tracking 500 people who receive the INSPIRIS RESILIA aortic valve during surgery. Researchers will measure how well the valve works by checking blood flow and leakage over time. The goal is to see how the valve performs in everyday medical practice.

This observational study will follow 5000 people with pulmonary hypertension to understand a severe complication called pulmonary hypertension crisis. Researchers will collect medical data and samples to build a risk prediction tool. The goal is to identify who is at risk and imp…

This study is looking at whether a simple exercise test and other health factors can predict how well people recover after a procedure called TAVI, which replaces a narrowed heart valve. Researchers will follow 161 patients with severe aortic stenosis to see which factors before …

This study looks at whether a special CT scan (CT-FFR) can help doctors predict heart attacks and other serious events in people with chronic coronary syndrome. About 3,000 participants in China will be followed for up to 5 years. The goal is to see if abnormal CT-FFR results are…

This study follows 50 adults who have had pulmonary endarterectomy surgery for chronic blood clots in the lungs. Researchers will measure walking ability, muscle strength, lung function, and frailty before and after surgery. The goal is to understand how recovery progresses and w…

This study at Mayo Clinic looks at how changes in the blood vessels of the lungs affect people with heart valve disease. Researchers will use echocardiograms during routine heart catheterization to measure these changes in 600 adults scheduled for valve procedures. The goal is to…

This study tests whether a wearable Holter monitor can detect early signs of fainting in people with orthostatic hypotension or reflex syncope. Forty adults who have already had a tilt-table test will wear the monitor for up to 21 days. The goal is to see if the device can pick u…

This study uses a special eye scan (OCT angiography) to take detailed pictures of blood vessels in the back of the eye. Researchers will follow about 1,050 people with retinal diseases like diabetic retinopathy and healthy volunteers to see how these images can help detect early …

This study is a registry that collects information on the safety and effectiveness of Medtronic medical devices already on the market. It will include up to 100,000 people who have or will receive a Medtronic product for conditions like heart, nerve, or digestive disorders. The g…

This study looks at how obesity and body fat affect heart disease risk in 2,000 healthy African American men and women. Researchers will measure body fat, blood fats, and insulin function to see if risk factors differ by sex. The goal is to understand why heart disease rates are …

This study follows up to 4,000 people with vasculitis (a group of diseases that cause blood vessel inflammation) and healthy volunteers over many years. Researchers collect blood, urine, imaging, and genetic samples to learn how the disease develops and changes. The goal is to fi…

This study is testing whether a new 3D ultrasound system can help people with blood vessel disease better understand their condition. Researchers will give 270 patients a 3D image of their blocked or narrowed vessels instead of the usual hand-drawn sketch. They want to see if thi…

This registry is following 5,000 adults with coronary artery disease who received a drug-coated balloon during a procedure to open blocked heart arteries. Researchers are tracking how often the treated artery fails, heart attacks, repeat procedures, and bleeding over the long ter…

This study is testing whether a quick ultrasound measurement of blood flow in the foot (called systolic rise time) can predict major limb events like amputation or severe ischemia in people with critical limb ischemia. Researchers will follow 134 patients for 6 months after surge…

This observational study is looking at whether people with primary aldosteronism (a cause of high blood pressure) have hormone levels that vary in cycles or differ between day and night. Researchers will collect urine samples over 24 hours from 100 participants to see if this met…

This study uses artificial intelligence to group patients who have had a pulmonary embolism (a blood clot in the lung) based on their medical information at diagnosis. Researchers will track 2,500 patients for 6 months to see how different groups recover. The goal is to help doct…

This study looks at 32 people who still have shortness of breath or reduced quality of life after a pulmonary embolism (a blood clot in the lungs). They will receive a special PET/CT scan before and after a pulmonary rehabilitation program to see how the treatment improves lung f…

This study follows 232 people with a bicuspid aortic valve (a heart valve with two flaps instead of three) over 10 years. Researchers want to learn how the condition naturally progresses and what factors lead to serious problems like valve disease or bulging of the aorta. Partici…

This study looks at how often sleep apnea occurs in people with peripheral artery disease (blocked leg arteries). Researchers will monitor 295 adults with leg artery disease using a sleep test. The goal is to better understand the connection between these two conditions, which ma…

This study is an early-stage trial to check the safety of a new drug called RO7763505. It involves 196 participants, first in healthy volunteers and then in people with stable coronary artery disease. The main goal is to see if the drug is safe and how the body processes it, not …

This study looks at 300 people with rapid atrial fibrillation (a fast, irregular heartbeat) to understand why some have heart damage. Researchers will use blood tests and heart scans to see if blocked arteries are the cause. The goal is to improve how doctors diagnose and manage …

This study looks at 665 people who had a pulmonary embolism (a blood clot in the lung) and are at intermediate risk of another clot. Researchers will use a special 3D lung scan (V/Q SPECT/CT) to measure leftover blockages in lung blood vessels. The goal is to see if this scan can…

This study looks at whether a simple heart ultrasound can help predict which patients with a blood clot in the lungs (pulmonary embolism) are at higher risk for serious problems. Researchers will check right heart function in 112 adults and track outcomes like breathing failure, …

This study gathers medical images and health data from 5000 people who had TEVAR (a type of aorta surgery) to create computer models called digital twins. These models simulate the surgery to help doctors choose the best device and predict problems. The goal is to make planning m…

This study checks if a French version of the MEPS/MEPI elbow score works well for children aged 4 to 17. It includes kids with and without elbow injuries to see if the score accurately measures elbow pain and function. The goal is to make sure doctors can use this tool reliably i…

This study looks at whether people with type 2 diabetes, COPD, or heart disease who join a health program in Halsnaes Municipality improve their physical function and well-being. About 194 adults will be tracked before and after the program using tests and questionnaires. The goa…

This study aims to adapt a program called Staying Healthy After Childbirth (STAC) for Black women and birthing persons. Researchers will work with community organizations and advisory boards to identify barriers and facilitators to implementation. The goal is to make the program …

This study is collecting medical information and blood/urine samples from 9,500 people with various heart and blood vessel conditions, plus healthy volunteers, over 20 years. The goal is to find better ways to diagnose heart disease and predict how patients will do in the future.…

This study uses special cameras to take detailed pictures of the eye's drainage system in people with glaucoma or high eye pressure. Half of the 50 participants will use Rhopressa eye drops daily for two weeks, while the other half will use artificial tears. The goal is to see if…

This study will enroll 246 people who have had a heart stent but still experience chest pain. Researchers will use a detailed diagnostic approach during a heart catheterization to identify whether the pain is due to new blockages, incomplete treatment, or other issues. The goal i…

This study compares three new wearable blood pressure monitors (ABPMPro, Aktiia, and Spacelabs) to see how well they measure blood pressure and physical activity. One hundred adults with normal or high blood pressure will wear the devices for 48 hours. The goal is to find out if …

This study looks at whether a special nursing care model helps people with long-term health conditions like diabetes, heart disease, or Parkinson's work better with their advanced practice nurse. About 420 adults will take part. The goal is to see if this approach improves how pa…

This study looks at how the body's innate immune system responds to certain environmental exposures by measuring inflammation markers in blood. Researchers will collect blood samples from up to 725 healthy volunteers aged 18-45 to analyze how specific genes and proteins react. Th…

This study aims to find the genetic causes of primary aldosteronism, a condition where adrenal tumors cause high blood pressure, in Black individuals. Researchers will enroll 1150 participants, including those with difficult-to-control blood pressure or known primary aldosteronis…

This study aims to better understand pre-eclampsia and intrauterine growth restriction (IUGR), serious pregnancy complications affecting about 9% of pregnancies. Researchers will collect placenta, blood, and urine samples from 500 pregnant women—both with and without these condit…

This study is a registry that will follow about 900 adults with both interstitial lung disease and pulmonary hypertension. Researchers will collect information on patients' medical history and track changes in their condition over time. The goal is to better understand these dise…

This study surveys doctors who use the Liberant system to remove fresh blood clots from leg arteries and veins. About 50 patients aged 22 or older will be treated within 72 hours of their procedure. The goal is to confirm the device is safe and works as intended.

This study is looking at whether a blood test called NT-proBNP can help predict serious problems like heart attacks or death in people having vascular surgery. Researchers will measure this marker before and after surgery in 200 patients. The goal is to see if the test can identi…

This study looks at whether inflammation after a minimally invasive heart valve replacement (TAVI) can cause dangerous heart rhythm problems. Researchers will use a special PET scan to measure inflammation in the heart's electrical pathways. The goal is to better predict which pa…

This study compares two solutions used to protect the heart during coronary artery bypass surgery: standard blood cardioplegia and del Nido cardioplegia. Researchers will use MRI scans to see which solution better preserves heart muscle. The trial involves 60 adults with multives…

This study tracks 300 adults with aortic disease to measure how their condition impacts quality of life, fatigue, mental health, and ability to work. Researchers will use questionnaires over 12 months to gather data. The goal is to better understand these challenges and help desi…

This study looks for micro- and nanoplastics in the blood of the heart's arteries in 120 people with chronic coronary syndrome. Participants will have a standard heart CT and an angiogram, and a small blood sample from the heart will be tested for plastic particles. The goal is t…

This study will collect routine data from 100 adult ICU patients to build a machine learning model that predicts low blood pressure (hypotension) up to 30 minutes before it happens. The model uses non-invasive vital signs, heart rate, medication records, and fluid balance. No tre…

This study is collecting information from 600 patients across Europe who receive custom-made stent-grafts from Cook to treat complex aortic aneurysms or chronic aortic dissections. The goal is to see how well these devices work in everyday medical practice and to track any major …

This study follows 100 people who had heart bypass surgery guided by a special CT scan, to see if imaging details and a blood fat called Lp(a) can predict how well they do afterward. Researchers will track symptoms, quality of life, and major heart events like heart attacks or st…

This study is testing new magnetic resonance imaging (MRI) techniques to get clearer pictures of the heart and blood vessels without using radiation. Researchers will compare these new MRI methods to standard tests like angiography and CT scans. Up to 4,000 adults—including healt…

This study observes 1000 people with severe aortic stenosis and kidney disease who are getting a TAVI procedure. Researchers want to see how removing the blocked valve affects the kidneys' response to contrast dye used during the procedure. The goal is to understand if TAVI lower…

This study compares standard arm-cuff blood pressure checks to a new continuous monitor worn on the finger during outpatient surgery. Researchers want to see if the finger cuff catches low blood pressure episodes better than the usual method. About 188 adults having elective nonc…

This registry will follow 1000 adults with pulmonary embolism (blood clots in the lungs) who are treated with Inari Medical devices. Researchers will track device-related complications and deaths to understand how safe these tools are in everyday use. The study is observational, …

This study looks at how false or misleading health information found online affects the way people with chronic illnesses like diabetes and high blood pressure take their medications and make treatment decisions. Researchers will survey 300 adults who use social media at least on…

This study follows 300 people who had hospital-acquired pneumonia to see how it affects their heart and lungs over 18 months. Researchers will take blood samples, swabs, and perform heart and lung tests to understand the link between pneumonia and later cardiovascular problems li…

This study tracks over 16,000 teens and adults with severe asthma to see if the drug tezepelumab raises the risk of serious heart problems like heart attack, stroke, or heart-related death. Researchers will compare those taking tezepelumab to those on standard asthma treatments. …

This study aims to learn how well heart scans (MRI, ultrasound, PET) can detect and predict outcomes in people with suspected or known inflammatory heart diseases. Researchers will follow 5,000 adults for one year to see how often heart involvement is confirmed and how it affects…

This early-stage study looks at how the body's nervous system controls blood pressure when veins are stretched. Researchers will use a blood pressure cuff to temporarily block blood flow in the arm and measure nerve activity in the leg, along with vein size using an MRI. They wil…

This study looks at how binge drinking in mid-life (ages 50-64) affects blood pressure, small blood vessels, and nerve activity. It compares binge drinkers to non-drinkers and moderate drinkers. In a second phase, binge drinkers will try 8 weeks of aerobic exercise to see if it i…

This study is testing whether a mobile phone app can help pregnant women at high risk for preeclampsia in Karachi, Pakistan, monitor their blood pressure and symptoms at home. Fifty women will use the app to send daily readings to their healthcare team, who can then respond if ne…

This study looks at 600 people getting a new heart valve through a tube in the leg (TAVI). Doctors want to know if using a second tube in the arm (radial artery) instead of the groin (femoral artery) causes fewer bleeding or blood vessel problems. The goal is to find the safest w…

This study is testing a comprehensive MRI scan to see if it can better diagnose different heart conditions. Researchers will scan 2,000 adults with suspected or confirmed heart disease. The goal is to create a standard imaging method that improves early detection and risk predict…

This study looks at whether women with high blood pressure who skip their medication have more sexual problems than those who take it regularly. Researchers will compare sexual function in 348 women using questionnaires and blood tests. The goal is to understand if not taking med…

This study is examining heart valve tissue from 100 people undergoing surgery for aortic stenosis to see how often ATTR amyloid deposits are present. Researchers will use mass spectrometry to identify the type of amyloid. The goal is to better understand the link between amyloido…

This study tests a training program that teaches advanced practice providers (like nurse practitioners and physician assistants) in the emergency department how to use a portable ultrasound to check the heart. About 75 providers will take a simulation course, then use the ultraso…

This study will follow 300 people with aortic stenosis who are scheduled for a TAVI procedure to replace their heart valve. Researchers will use heart scans, blood tests, and checkups to measure how the heart's condition changes over time. The goal is to better understand short- …

This study examines bacteria living on heart valves in 200 patients having aortic valve surgery. Researchers want to see if these bacteria are linked to serious complications after surgery, like stroke or infection. The goal is to better understand how oral health and heart disea…

This study follows 200 people having beating heart bypass surgery to see how well Getinge's devices perform and if they cause any problems. The devices help stabilize the heart and improve visibility during surgery. No extra tests or visits are needed—just information from the ho…

This study looks at the best way to treat a fluid pocket (pseudomeningocele) that can form under the scalp after brain surgery. It compares doing nothing active (just watching and caring for the wound) with doing a procedure like draining the fluid or another surgery. The goal is…

This study examines why fat accumulates in the right ventricle of people with pulmonary arterial hypertension (PAH) and how it affects heart function and exercise ability. Researchers will use MRI and blood tests in 75 adults with PAH to track changes over time. The goal is to be…

This study tests whether ultrasound scans and patient questionnaires can better track disease activity in people with giant cell arteritis, a condition that inflames arteries and can cause blindness. Researchers will follow 175 patients in remission for one year, using ultrasound…

This study aims to develop artificial intelligence tools that can analyze heart CT scans to identify dangerous plaque buildup that may lead to heart attacks. Researchers will study 4,000 people with known or suspected coronary artery disease to create and test a computer model th…

This Mayo Clinic study measures how well the autonomic nervous system works after spinal cord injury. Researchers will test blood pressure control and nerve responses in 69 people with and without injury. Participants also wear a smartwatch to track skin signals, heart rate, and …

This study gives low-dose interleukin-2 to people who have had a heart attack and are scheduled for bypass surgery. Researchers want to see how the drug affects certain immune cells (regulatory T cells) inside heart tissue compared to blood. The goal is to understand whether thes…

This study aims to find genes that cause high blood pressure starting in childhood. Researchers will follow 2,300 people aged 2 and older, including those with childhood-onset hypertension and their healthy relatives, for up to 10 years. Participants provide blood, urine, and che…

This study follows 27 pregnant women living at high altitude in Bolivia and compares them to women at sea level. Researchers will use heart ultrasounds and blood tests to see how the body adapts to low oxygen levels during pregnancy. The goal is to better understand why some wome…

This study tests whether a cone-shaped blood pressure cuff placed on the forearm gives more accurate readings than the standard cuff on the upper arm in pregnant women. High blood pressure during pregnancy can lead to serious decisions like early delivery or C-section, so better …

This study is collecting blood samples and quality-of-life questionnaires from 125 people with aortic stenosis, a heart valve condition. Researchers want to find biological markers (biomarkers) that could signal inflammation or scarring in the heart before symptoms appear. The go…

This study looks at 50 adults who had a stroke caused by a blocked middle brain artery and were treated with a clot-removal procedure called thrombectomy. Researchers will use special MRI scans to measure brain activity and metabolism in the damaged area. The goal is to find earl…

This study follows 60 kidney transplant recipients in Denmark to find out how often blood vessel problems cause poor kidney function or hard-to-treat high blood pressure. Participants will get special imaging tests, and if a narrowed artery is found, they may receive balloon trea…

This study looks at 1,500 adults with suspected acute coronary syndrome but no clear ST elevation on their ECG. Researchers will test whether an artificial intelligence model can correctly identify those who actually have a blocked artery (occlusion myocardial infarction). They w…

This study will analyze health records from 15,000 adults with high blood pressure in Brazil's public primary care system. Researchers want to see how often patients with uncontrolled blood pressure get their treatment adjusted. The goal is to understand patterns of care and iden…

This study looks at whether doctors can rely on feeling a patient's pulse (in the neck, groin, or wrist) to know if their blood pressure is dangerously low during shock. Researchers will compare pulse checks with standard blood pressure readings in 5,000 critically ill adults in …

This study is looking at whether a blood test measuring DNA methylation can predict the risk of silent brain injury in elderly patients undergoing TAVR, a minimally invasive heart valve replacement. About 542 people over age 70 with severe aortic stenosis will have their DNA test…

This study is testing whether a continuous glucose monitor (CGM) designed for diabetes can work in intensive care patients with septic shock. Currently, nurses must prick patients' fingers every 2 hours to check blood sugar, which is painful and disruptive. The CGM uses a small s…

This study is testing a new imaging drug called 64Cu-DOTA-ECL1i to see if it can show inflammation in the wall of the aorta in people with abdominal aortic aneurysms. About 30 adults with aneurysms and some without will get a PET/CT scan after receiving the drug. The goal is to u…