Acute coronary syndrome

This trial tests whether a home-based tele-rehabilitation program is as effective as traditional center-based cardiac rehabilitation for people who have recently had a heart attack (acute coronary syndrome). Participants will either complete 20 sessions at a rehab center or 20 se…

This study tests whether using a special camera (OCT) inside the heart's arteries during a heart attack procedure leads to better outcomes than the standard X-ray method. About 3000 people having a heart attack will be randomly assigned to one of the two approaches. The goal is t…

This study tests whether a drug-coated balloon is as safe and effective as a drug-eluting stent for people with large coronary artery disease. About 1,400 participants from multiple countries will be randomly assigned to one of the two treatments. The goal is to see which approac…

This Phase 3 study tests a weekly injection called retatrutide in about 1,946 people with severe obesity (BMI ≥35) and established heart disease. The goal is to see if it helps with weight loss and improves heart-related health measures over 113 weeks compared to a placebo. Parti…

This study tests whether a weekly injection of CagriSema (a combination of two drugs) can reduce the risk of heart attacks, strokes, and other heart-related events in people with established cardiovascular disease. About 7,100 participants will receive either CagriSema or a place…

This study tests a technique called acute normovolemic hemodilution (ANH) in 2000 high-risk heart surgery patients. Before the heart-lung machine is used, doctors remove some blood and replace it with fluids. The goal is to see if this reduces the number of patients who need a bl…

This phase 3 trial tests whether a monthly injection of pelacarsen can reduce major heart problems like heart attacks and strokes in people with high levels of Lp(a), a genetic risk factor. Over 8,000 participants with existing heart disease are being followed for several years. …

This study compares taking two blood thinners for just 1 month versus the standard 12 months after getting a heart stent. It involves over 3,700 patients with acute coronary syndrome. The goal is to see if the shorter regimen reduces bleeding risks without increasing heart proble…

This large study is testing whether a lower blood pressure target can reduce major heart problems like heart attacks, strokes, and heart failure in people with type 2 diabetes. About 9,500 participants with high blood pressure and high cardiovascular risk are being randomly assig…

This early study tests a new freezing treatment for people who recently had a heart attack or unstable chest pain. The treatment uses a special balloon to freeze high-risk plaque in the heart's arteries that could rupture and cause another heart attack. The goal is to stabilize t…

This study tests whether an implantable heart monitor with remote follow-up can help doctors decide when to prescribe blood thinners to patients who have had a heart attack and developed new atrial fibrillation. The goal is to reduce bleeding complications compared to the standar…

This trial tests whether a procedure called catheter ablation works better than anti-arrhythmic drugs for people with structural heart disease who have had a dangerous fast heart rhythm (ventricular tachycardia). About 162 participants will be randomly assigned to either ablation…

This study tests whether a newer type of blood thinner (DOA) works better than the standard one (VKA) for dissolving dangerous blood clots inside the heart. About 340 adults with such clots will be randomly assigned to one of the two treatments. The goal is to see which drug redu…

This study looks at how well the GENOSS stent works in real-world patients who have had a heart attack or unstable chest pain (acute coronary syndrome). Researchers are tracking heart-related events like death, heart attacks, and the need for repeat procedures. The study involves…

This study tests whether using a CPAP machine to treat sleep apnea shortly after an ischemic stroke can reduce the risk of another stroke, heart attack, or death within 6 months. It also looks at whether CPAP improves overall recovery and brain function. Over 3,000 participants a…

This study looks at whether a telehealth system can help people in rural areas get better heart care. It connects local emergency services and clinics with heart experts at a major medical center. About 215 adults with heart symptoms will take part. The goal is to see if this app…

This study tests whether a blood test can help doctors safely lower the dose of strong blood thinners (P2Y12 inhibitors) in people who recently had a heart attack or stent. The goal is to reduce bleeding complications without raising the risk of another heart attack or stroke. Ab…

This study compares two methods of prescribing high-intensity interval training (HIIT) for people in cardiac rehabilitation. Thirty adults with heart conditions will follow a 12-week exercise program to see which prescription approach improves fitness, heart function, and oxygen …

This study tests whether giving patients capsules containing gut bacteria (called Probacine) before and after heart surgery can reduce gut injury and organ failure. Researchers will enroll 500 adults undergoing cardiovascular surgery. The goal is to see if changing the gut microb…

This study looked at whether using a person's genetic information to choose their blood thinner medication after getting a heart stent can reduce the risk of heart attacks, strokes, and death. About 4,000 people with heart disease were given either clopidogrel or ticagrelor based…

This study tests a simple idea: telling heart attack survivors that they will have an important fitness test might encourage them to attend cardiac rehab. The trial includes 200 people who had an acute coronary syndrome. The goal is to see if this nudge increases the number of pa…

This study tests whether using a patient's gender, weight, and kidney function to calculate the starting dose of the blood thinner heparin gets patients to the right level faster than the standard flat rate. About 145 adults with blood clots, atrial fibrillation, or mechanical he…

This program allows individual patients with vascular disease or end-stage kidney disease on dialysis to request an experimental lab-grown blood vessel (ATEV) if they have no other treatment options and cannot join a clinical study. The vessel is designed to replace or bypass dam…

This study tests a program called BAT-CS that combines smoking cessation counseling with mood management for people who have had a heart attack (acute coronary syndrome). The goal is to help them quit smoking and reduce depression symptoms, which could lower their risk of dying f…

This study looks at whether SGLT-2 inhibitors, a type of diabetes medication, can prevent kidney damage from contrast dye used during heart procedures like angioplasty. Researchers will follow 3,600 adults with acute coronary syndrome who are undergoing invasive treatment. The go…

This study looks at whether using a drug-coated balloon (DCB) on vulnerable plaques in heart arteries can prevent future heart problems. 140 people with acute coronary syndrome and non-threatening plaques were randomly assigned to get either standard medication alone or medicatio…

This study tests whether robot-assisted leg exercises can prevent older patients from losing strength and independence during a hospital stay. 488 patients aged 65 and older will either receive robot-guided training or standard care. The goal is to see if the robot helps them wal…

This study compares two blood thinners (ticagrelor plus aspirin) against aspirin alone after coronary artery bypass grafting (CABG) in people who recently had a heart attack or unstable angina. Over 2,200 participants are being followed for 12 months to see if the dual therapy re…

This study tests a device called Infrasensor that may help doctors quickly identify people with severe heart artery blockages. About 350 adults with chest pain will use the device for 5 minutes, and results will be compared to standard heart catheterization. If accurate, it could…

This study is testing a new finger-prick blood test that measures troponin levels in about 10 minutes, compared to the usual 2-hour lab test. Researchers hope it will help diagnose heart attacks faster and reassure patients who are not having one, allowing them to be discharged s…

This study is testing whether a special heart scan (dynamic SPECT) can accurately detect remaining blockages in heart arteries after a heart attack, compared to the current standard invasive procedure (FFR). Sixty adults with multiple blocked arteries will receive both tests one …

This study enrolls 800 patients having heart attacks to test an artificial intelligence model that reads standard 12-lead ECGs. The AI aims to detect which artery is blocked and how severely blood flow is reduced, at the moment of a heart catheterization. If accurate, this could …

This study is testing whether a device called magnetocardiography (MCG) can quickly and accurately tell if chest pain is caused by a heart attack. Researchers at Mayo Clinic will use the MCG scanner on 1,000 emergency room patients with chest pain and compare its accuracy to stan…

This study explores whether a simple, non-invasive leg movement test can measure blood vessel health in older adults. Researchers will use ultrasound to track blood flow changes after a passive leg movement, comparing young healthy people and older patients undergoing heart tests…

This study looks at whether using a special camera called optical coherence tomography (OCT) during heart artery procedures helps doctors make better decisions and get better results. About 3,200 people with various heart conditions will be included. The goal is to see if OCT gui…

This study tests a new way to classify heart attacks based on whether a coronary artery is fully blocked (occlusion) or not, instead of the traditional ST-elevation vs non-ST-elevation method. Researchers will compare outcomes in 6,000 patients to see if the new approach leads to…

This large study tested whether taking daily vitamin D3 and omega-3 (fish oil) supplements can lower the risk of developing cancer, heart disease, or stroke. Over 25,000 healthy older adults (men 50+, women 55+) took the supplements or placebos for about 5 years. The goal is to s…

This study tests a nurse-led education program designed to help women in cardiac rehab address sexual concerns after a heart event. Sixty-six women will be randomly assigned to either the program or usual care. The goal is to see if the program improves sexual function, mood, and…

This study tests whether adding blood flow restriction (BFR) to standard resistance training helps heart rehab patients get stronger and healthier. Twenty adults with stable heart disease will do exercises with and without a special cuff that limits blood flow to the arms and leg…

This study tests whether a nerve block given before heart surgery can reduce pain and the need for opioid painkillers afterward. About 150 adults having heart surgery will receive either a long-acting or standard form of the numbing drug bupivacaine via ultrasound-guided injectio…

This study looks at whether tai chi exercises and wearable fitness trackers can help people who have survived a heart attack (acute coronary syndrome) become more physically active. About 70 adults who are currently inactive will take part. The goal is to see if this approach is …

This study tests a short program that helps heart patients and their families explore what gives life meaning during cardiac rehab. About 80 people in Denmark will try one of three formats: one-on-one, with a relative, or in a group. The goal is to see if this approach can reduce…

This study tests a new way to find unstable plaques in the heart arteries of people who come to the emergency room with chest pain but are not having a heart attack. Researchers use a simple calcium scan to group patients by risk, then follow up with special PET scans to see if p…

This study tracks 120 adults with heart disease and at least two other long-term illnesses to see how often dangerous drug interactions happen. Researchers check medications, including over-the-counter and herbal products, and follow participants for a year. The goal is to unders…

This study looks at women who have had a heart attack or unstable angina but do not have major blockages in their heart arteries. Doctors will use special imaging techniques, like IVUS and MRI, to find hidden causes such as cholesterol plaque in artery walls or problems with tiny…

This study tracks over 1,700 heart patients who had hip or knee replacement surgery. Researchers want to see how often bleeding or blood clots happen in the months after surgery. The goal is to find better ways to prevent these complications.

This international registry is collecting information from 2000 people who have had spontaneous coronary artery dissection (SCAD), a rare cause of heart attacks. Researchers will track participants' health over time to better understand the condition and develop best practices fo…

This study is a large international registry that will collect data from up to 130,000 people who have had a heart attack or unstable chest pain. Researchers will track treatments, outcomes, and safety to understand what works best in real-world care. No new drugs or devices are …

This study will observe 200,000 Chinese adults with heart disease to see how their heart and lung function changes over 5 years. Participants will take a special exercise test to measure their fitness. Researchers hope to find better ways to predict future heart problems like hea…

This study looks at 40 people who recently had a heart attack and had one blockage treated. Researchers will use special pressure wires and optical imaging to examine other blockages that were not treated. The goal is to see how many of these leftover blockages are actually dange…

This study is a large registry that collects medical data and tissue samples from 30,000 people with heart disease and healthy volunteers. Researchers will analyze this information to better understand risk factors, treatments, and outcomes for various heart conditions. The goal …

This study observes how doctors use a special imaging technique called OCT during heart stent procedures in routine care. Researchers will track 2,000 patients with heart artery blockages to see if using the MLD-MAX algorithm helps achieve better stent placement. The goal is to u…

This study follows 2000 people with dilated cardiomyopathy (a weakened, enlarged heart) over several years to learn how genetics and heart scarring affect the disease. Participants give blood for genetic testing and have heart MRI scans. The goal is to improve diagnosis and pave …

This study planned to compare virtual clinic visits (using video calls on tablets) with in-person visits for people with vascular diseases. Doctors would classify patients as low, moderate, or high risk for treatment after each visit type. The goal was to see if virtual visits co…

This study tracks how doctors in Spain use injectable blood thinners (cangrelor or GPIs) during heart procedures like stent placement. It includes 717 patients and will look at short-term outcomes like death, heart attack, stroke, and bleeding within 48 hours. The goal is to unde…

This study looks at whether a quick, point-of-care blood test for heart damage can give results faster than standard lab tests for people with chest pain in the emergency room. Researchers will compare the time it takes to get test results and how long patients stay in the ER. Th…

This study looks at whether a coaching program called BA-HD is practical and well-liked by adults who had a heart attack in the last 2 to 12 months and feel depressed. Sixty participants from three states will either get the coaching or usual care. The goal is to prepare for a la…

This study looks at how being in a hospital intensive care unit (ICU) after heart surgery affects your body's natural sleep-wake cycle. Researchers will track sleep patterns and thinking ability in 15 adults to see if disrupted rhythms slow down recovery. The goal is to understan…

This study looks at people with rare adrenal tumors (pheochromocytomas and paragangliomas) that do not produce excess hormones. Researchers want to see if these 'silent' tumors still cause heart problems, blood pressure changes, or metabolic issues like diabetes and high choleste…

This study aimed to see if using a special pad along with a standard closure device could help patients get out of bed sooner after a heart catheterization. It was planned for adults having the procedure through the groin. However, the study was withdrawn before any participants …

This registry follows 75 pregnant women with heart disease to better understand the risks and outcomes for both mother and baby. Researchers will track health data for one year and check vital status at five years. The goal is to fill knowledge gaps and improve future care for th…

This study follows 347 heart surgery patients to understand why some develop swallowing problems (dysphagia). Researchers will use special camera tests to watch how patients swallow and look for risk factors. The goal is to create simple tools that doctors can use at the bedside …

This study is following 10,000 adults who are having a heart MRI for medical reasons. Researchers want to see if the MRI results can help predict who will have heart problems in the future, like heart attacks or heart failure. The goal is to better understand how MRI scans can gu…

This study looks back at over 5,500 people with known or suspected heart disease who had a stress heart MRI. Researchers want to see if the MRI results can predict who is at higher risk of dying over many years. The goal is to help doctors better understand test results and guide…

This study aimed to create a 12-month profile of patients admitted for vascular surgery at University Hospital Limerick in Ireland. The goal was to understand patient characteristics like frailty and other health conditions to improve hospital services and reduce length of stay. …