Cardiology
Heart & circulation clinical trials
Heart disease, blood pressure, and disorders of the blood vessels and circulation. We’re tracking 10,001 recruiting studies in this area right now.
By phase
- Not applicable7,980
- Phase 2482
- Phase 4481
- Phase 3447
- Phase 1360
- Phase 1/Phase 2163
- Phase 2/Phase 388
Top conditions
- Stroke846
- Heart Failure564
- Hypertension400
- Cardiovascular Diseases389
- Coronary Artery Disease370
- Multiple Myeloma332
- Atrial Fibrillation268
- Ischemic Stroke200
- Atrial Fibrillation (AF)142
- Acute Ischemic Stroke139
- Pulmonary Hypertension101
- Myocardial Infarction99
- Congenital Heart Disease86
- Stroke, Ischemic85
- Peripheral Arterial Disease83
- Acute Coronary Syndrome82
- Obesity80
- Aortic Valve Stenosis79
Leading sponsors
- Mayo Clinic95
- Assistance Publique - Hôpitaux de Paris91
- National Taiwan University Hospital74
- China National Center for Cardiovascular Diseases59
- Beijing Tiantan Hospital52
- Riphah International University51
- Second Affiliated Hospital, School of Medicine, Zhejiang University51
- Massachusetts General Hospital50
- Insel Gruppe AG, University Hospital Bern49
- Johns Hopkins University47
Where studies are running
- California466
- Alabama197
- Massachusetts182
- Arizona173
- New York162
- Florida144
- Minnesota121
- Illinois120
- Maryland120
- Texas118
Recruiting studies9,998 total
- NCT06473532Recruiting
Text messages to improve heart failure self-care
This study tests whether helpful text messages can improve self-care for older adults with heart failure. If you join, you will receive tailored texts designed to support your heart health routine.
Chicago, IllinoisAges 50 years+ - NCT06474182Recruiting
Apixaban for blood clots in myeloma patients
This study looks at how Apixaban (a blood thinner) works in people with newly diagnosed multiple myeloma. It compares them to people having knee replacement surgery. The goal is to see if the drug prevents clots effectively in both groups.
Saint-EtienneAges 18 years+ - NCT06474507Recruiting
Calculus Bovis Sativus for Stroke Recovery
This study tests an investigational traditional Chinese medicine called Calculus Bovis Sativus (CBS) for people who have had an ischemic stroke or have small vessel disease in the brain. It aims to see if CBS can help recovery and is safe to use.
Wuhan, HubeiAges 18 years+ - NCT06474884Recruiting
Single blood thinner after shielded stent for brain aneurysm
This study is testing whether using only one blood-thinning medication (single antiplatelet therapy) after placing a special stent (Pipeline Flex with Shield) is safe and effective for treating unruptured brain aneurysms. It is for people who have already been on two blood thinners for a few days before the stent placement.
BeijingAges 18–80 - NCT06475456Recruiting
Italian Pilot Study of Cardiogenic Shock Treatment
This study tracks how well people with cardiogenic shock (a life-threatening drop in blood flow after a heart attack or heart failure worsening) do when treated with modern support devices and medicines.
ChivassoAges 18–75 - NCT06475547Recruiting
Inflammation and heart rhythm after heart surgery
This study looks at inflammation and how it relates to a heart rhythm problem called atrial fibrillation after heart surgery. It may help understand why some people develop this condition and how to better prevent it.
OdenseAges 18–99 - NCT06476782Recruiting
Motor learning and exercise for stroke recovery
This study tests a combined motor relearning program and aerobic exercise to improve balance and leg function in people recovering from a stroke that happened 1 to 5 months ago. If you qualify, you would receive this therapy to help with your standing stability and walking ability.
Sialkot, Punjab ProvinceAges 50–70 - NCT06477042Recruiting
Act on quality of life in patients with aortic stenosis
This trial studies how a TAVI procedure affects the quality of life of people with aortic stenosis, especially those with multiple health conditions. It may help doctors understand how this treatment improves daily living for patients like you.
Clermont-FerrandAges 18 years+ - NCT06477783Recruiting
Study of teclistamab for relapsed/refractory multiple myeloma
This study tests how well teclistamab works for people with multiple myeloma that has come back or not responded to at least three prior treatments. You may be eligible if you are starting teclistamab as part of your regular care.
Bonheiden, AntwerpenAges 18 years+ - NCT06478277Recruiting
Heart disease and inflammatory disease registry study
This registry study tracks people with immune-mediated inflammatory diseases (like rheumatoid arthritis or lupus) to better understand their risk of heart disease. It aims to improve prevention and care by collecting health information over time.
Edinburgh, ScotlandAges 18 years+ - NCT06478407Recruiting
Diabetic Retinopathy Screening in Tianjin 2024
This trial is a community screening program in Tianjin that checks people with diabetes for diabetic retinopathy. It aims to find early signs of eye damage from diabetes so you can get the right care.
Tianjin, Tianjin MunicipalityAges Any age - NCT06478576Recruiting
Study of a new stent graft for thoracoabdominal aortic aneurysm
This trial tests a new multibranched stent graft system to treat thoracoabdominal aortic aneurysms. It may help patients who have an aneurysm that is large, growing quickly, or causing symptoms like pain.
BeijingAges 18–80 - NCT06479343Recruiting
Liquid embolic for brain vessel malformations
This trial tests a new liquid material (called a liquid embolic system) that is injected into the abnormal blood vessels in the brain to block them off. It is for people who have a cerebrovascular malformation and can be treated with a catheter from inside the blood vessel.
Guangzhou, GuangdongAges 18–80 - NCT06479577Recruiting
Comparing ultrasound and laser therapy for diabetic foot pain
This study compares two physical therapy methods (ultrasound and high-intensity laser therapy) to see which one better reduces nerve pain, improves strength, and boosts quality of life in people with diabetic foot pain.
Bahawalpur, Punjab ProvinceAges 50–75 - NCT06479876Recruiting
Home-based heart rehab for heart failure
This study tests a home-based cardiac rehabilitation program for people with heart failure. It aims to help you become more active and manage your condition safely at home.
Nashville, TennesseeAges 18 years+ - NCT06480760RecruitingPhase 1/Phase 2
Carnosine for peripheral arterial disease
This trial tests whether a natural supplement called carnosine can improve walking distance and blood flow in people with peripheral arterial disease (PAD). PAD is a narrowing of the leg arteries that can cause pain when walking.
Louisville, KentuckyAges 40–80 - NCT06480786Recruiting
Spinal cord stimulator for diabetic nerve and artery pain
This study tests if a spinal cord stimulator (a device that sends mild electrical pulses to the spine) can relieve severe leg pain caused by diabetic nerve damage and poor blood flow. It may help people who have not found enough relief from other treatments.
Omaha, NebraskaAges 19–89 - NCT06480994Recruiting
Testing a new tool to help diagnose blood clots
This trial tests a new computer tool that helps doctors decide whether you likely have a blood clot in your leg or lung. If you have symptoms and are not already on blood thinners, you may be able to join.
Niort, SartresAges 18 years+ - NCT06481020Recruiting
Plant sterols for heart health in overweight adults
This study tests whether plant sterols (natural compounds found in plants) can help improve cholesterol and other heart health markers. If you are overweight and have high LDL cholesterol, you may be able to join this study to see if adding plant sterols to your diet helps.
ValenciaAges 18–80 - NCT06481137Recruiting
Can heart electrical problems after TAVI get better?
This study looks at whether electrical problems in the heart that appear after a TAVI valve replacement can go away on their own. It will help doctors decide which patients might need a pacemaker and which might get better without one.
L'Hospitalet de Llobregat, BarcelonaAges 18 years+ - NCT06481995RecruitingPhase 4
Factor XIII for preventing heavy bleeding after childbirth
This study tests whether giving factor XIII, a natural protein that helps blood clot, can reduce excessive bleeding after vaginal delivery. It is for women who are at least 30 weeks pregnant with a single baby and who do not have certain medical conditions.
Geneva, Canton of GenevaAges 18 years+ - NCT06482892RecruitingPhase 2
Testing a new drug for severe leg artery disease
This trial tests an experimental drug for people with critical limb ischemia, a serious condition where not enough blood reaches the legs. It aims to see if the drug can help with pain or healing of leg ulcers without the need for surgery.
Suzhou, JiangsuAges 18 years+ - NCT06482853RecruitingEarly Phase 1
Heart effects of a natural protein in obesity and high blood pressure
This study tests whether a natural protein called angiotensin-(1-7) can improve heart health in people with obesity and high blood pressure. It may help researchers find new ways to treat these conditions together.
Hershey, PennsylvaniaAges 18–65 - NCT06482814Recruiting
Sleep restriction and family history of high blood pressure
This study looks at how restricting sleep affects blood pressure in young adults. It is especially interested in people whose parents have high blood pressure, to understand if family history plays a role.
Rochester, MinnesotaAges 18–35
Common questions
- How many heart & circulation clinical trials are recruiting?
- Clin2 is tracking 10,001 recruiting cardiology studies from the U.S. registry right now, out of 15,328 we cover in this area in total.
- What does “Heart & circulation” cover here?
- Heart disease, blood pressure, and disorders of the blood vessels and circulation. We group each study into heart & circulation based on the conditions it studies, so you can scan the whole therapeutic area at once and drill into a specific condition.
- How do I find a heart & circulation trial near me?
- Use the search to filter heart & circulation studies by location and eligibility. Every Clin2 trial page explains the criteria in plain English and offers a short, optional pre-screen for a fit read — the study team makes the final decision.
Other specialties
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- Pain
- Injuries & trauma
- Mouth & dental
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Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov; specialty groupings are derived from each study’s conditions. Talk with your doctor about whether a specific trial is right for you.