Vein disorder

This early-stage study tests a new drug called EYE201, given as three eye injections over 12 weeks, to see if it is safe and can help reduce swelling in the back of the eye. It includes people with three different eye conditions that cause vision loss: branch retinal vein occlusi…

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 phase 3 trial compares two laser wavelengths (1940 nm vs 1470 nm) for closing off faulty veins in people with symptomatic varicose veins. 220 adults will be randomly assigned to one laser or the other. The main goal is to see which laser achieves complete vein closure at 6 m…

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 early study tests a new device called the Cook® Venous Valve System in just 4 people with chronic venous insufficiency (leg veins that don't pump blood back to the heart properly). The valve is implanted through a small tube into a deep leg vein to help blood flow one way. T…

This study looks at whether adding targeted laser treatment to the standard ranibizumab injections can help people with macular edema (swelling) from a central retinal vein occlusion need fewer injections over time. About 88 adults with this condition will receive either injectio…

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 tests whether beta-blockers, a type of blood pressure medicine, can reduce the risk of bleeding from small varices in people with cirrhosis and portal hypertension. About 763 adults with small varices will receive either beta-blockers or a placebo for up to 3 years. Th…

This trial is testing a new stent (a small mesh tube) to treat blockages in the large vein in the abdomen (inferior vena cava) and nearby leg veins. The study involves 136 adults with symptoms like leg ulcers, pain, or swelling. Doctors will place the stent to keep the vein open …

This study tests whether a pre-filled syringe is as safe as the traditional vial when giving the medicine bevacizumab for certain eye diseases. About 120 people with wet age-related macular degeneration, diabetic macular edema, or branch retinal vein occlusion will receive inject…

This study looks at whether giving pantoprazole (a stomach acid reducer) after endoscopic treatment for enlarged veins in the esophagus or stomach can lower the chance of bleeding in people with liver cirrhosis. About 208 adults will take part. The goal is to see if short-term us…

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 study looks at 70 people with liver cancer who had bleeding from enlarged veins in the esophagus. It compares two procedures—an ultrasound-guided injection of a glue-like substance versus a banding technique—to see which better prevents future bleeding. The goal is to find t…

This study tests a device that uses radiofrequency energy to close off damaged veins in the legs, helping blood flow better and easing symptoms like pain and swelling. About 200 adults with chronic venous insufficiency are taking part. The main goals are to see if the treated vei…

This study tests whether a device called Sonablate can safely use high-intensity focused ultrasound (HIFU) to treat vein problems like varicose veins, leg ulcers, and certain birth defects. About 30 adults with these conditions will receive the treatment, which does not involve c…

This study tests whether a catheter-based procedure can reduce the severity of post-thrombotic syndrome (PTS) — a painful, long-term leg condition that can follow a deep vein clot. About 225 adults with disabling PTS and a blocked iliac vein will receive either the procedure plus…

This study tests whether carvedilol, a newer blood pressure drug, works better than the standard drug propranolol for preventing another bleeding episode in people with liver cirrhosis who have already had variceal bleeding. Both drugs are given alongside a procedure to tie off s…

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 tests a one-time procedure to treat a rare brain blood vessel problem called Vein of Galen malformation while the baby is still in the womb. Doctors use a needle through the mother's abdomen and the fetal skull to place tiny coils that block the abnormal blood flow. Th…

This study tests a special dressing called EDX110 on 43 people with hard-to-heal wounds from diabetes or poor leg circulation. The dressing creates a gas called nitric oxide to help clean and heal the wound. Researchers will measure how much the wound shrinks over 12 weeks and ho…

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 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 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 trial tests whether wearing compression stockings with a higher (32 mmHg) or lower (21 mmHg) pressure after radiofrequency ablation for varicose veins leads to less pain and swelling. About 64 adults with varicose veins and leg swelling will wear one of the two stocking type…

This study tests whether kinesio taping (a special elastic tape) and interval exercise (short bursts of activity) can help people with mild chronic venous insufficiency feel better and improve their quality of life. About 33 adults aged 18 to 65 will be split into three groups: o…

This study tests whether wearing a virtual reality headset during laser treatment for varicose veins can lower anxiety and pain. About 100 adults will use VR during the procedure, and researchers will measure their heart rate, blood pressure, and comfort levels. The goal is to se…

This study tests two medications, dexmedetomidine and tramadol, given before hemorrhoid surgery to see which one better reduces anxiety and pain. Ninety adults will receive one of the drugs or a placebo before spinal anesthesia. Researchers will measure anxiety levels and pain sc…

This study tests whether using argon plasma coagulation during hemorrhoid surgery can reduce pain and complications compared to standard methods. About 100 adults with severe hemorrhoids will be randomly assigned to one of two surgical techniques. Pain levels and recovery will be…

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 looks at whether adding pelvic floor exercises to a regular exercise program and compression stockings can improve symptoms, blood flow, and quality of life in people with chronic venous insufficiency (a condition where leg veins have trouble sending blood back to the …

This study looks at whether wearing compression stockings for a longer time after foam sclerotherapy (a treatment for varicose veins) can reduce skin darkening (hyperpigmentation) above the treated veins. About 140 adults with varicose veins will be followed for 28 days after the…

This study is testing a new, less invasive way to perform surgery for grade III hemorrhoids. The goal is to see if using special tools to see and work better inside the body can reduce pain and help people recover faster after surgery. Twenty adults with advanced hemorrhoids will…

This study planned to compare a minimally invasive version of open hemorrhoidectomy to the standard technique in adults with grade III hemorrhoids. The goal was to see if the newer approach causes less pain after surgery. However, the trial was withdrawn before any participants w…

This study looks at how often pelvic congestion syndrome (a condition where veins in the pelvis become enlarged and painful) occurs in women who are about to have a standard procedure for leg varicose veins. Researchers want to know if having this pelvic condition affects how muc…

This study follows 100 people with and without varicose veins to see how often the condition appears and how it changes over time. Participants get yearly checkups including ultrasound exams. The goal is to learn what factors make vein disease worse and how it naturally progresse…

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 is collecting long-term, real-world data from about 6,000 adults being treated with Roche eye medications (Faricimab or the Port Delivery System with Ranibizumab) for conditions like wet age-related macular degeneration and diabetic macular edema. The goal is to unders…

This study looks at how straining affects people with bleeding hemorrhoids. Researchers will use surveys and a standard test called anorectal manometry to understand the link between pelvic floor problems and hemorrhoid symptoms. The goal is to help doctors give better treatment …

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 study follows 100 people with acute deep vein thrombosis in the leg to see how well their vein valves work one year after a clot removal procedure. Participants receive standard care, including a device to remove the clot and blood-thinning medication. The goal is to learn w…

This study looks at 240 adults with liver cirrhosis to learn more about a common complication called portal vein thrombosis (a blood clot in the liver's main vein). Researchers will use ultrasound and CT scans to find clots and track their patterns. The goal is to identify which …

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 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 looks at data from 100 adults who had hemorrhoid surgery. Researchers will use machine learning to find patterns and group patients by shared traits like age, symptoms, and surgery type. The goal is to see if these groups have different surgical experiences, which coul…

This study was designed to test a holistic education program for stress management in people from colonized English-speaking countries. It aimed to help with conditions like stress, PTSD, anxiety, and fatigue using pastoral counseling and self-care activities. However, the study …

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 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 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 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. …

This study looks at whether a pneumatic compression device can improve lymphatic function in people with leg swelling from chronic venous disease. 34 participants will be split into two groups: one gets standard compression bandages, the other adds daily pneumatic compression at …