Cardiology
Heart & circulation clinical trials
Heart disease, blood pressure, and disorders of the blood vessels and circulation. We’re tracking 10,049 recruiting studies in this area right now.
By phase
- Not applicable8,023
- Phase 2486
- Phase 4480
- Phase 3451
- Phase 1361
- Phase 1/Phase 2161
- Phase 2/Phase 387
Top conditions
- Stroke854
- Heart Failure568
- Hypertension401
- Cardiovascular Diseases390
- Coronary Artery Disease372
- Multiple Myeloma330
- Atrial Fibrillation272
- Ischemic Stroke199
- Atrial Fibrillation (AF)145
- Acute Ischemic Stroke141
- Pulmonary Hypertension103
- Myocardial Infarction99
- Congenital Heart Disease86
- Peripheral Arterial Disease85
- Stroke, Ischemic84
- Acute Coronary Syndrome82
- Obesity80
- Aortic Valve Stenosis79
Leading sponsors
- Mayo Clinic95
- Assistance Publique - Hôpitaux de Paris92
- National Taiwan University Hospital74
- China National Center for Cardiovascular Diseases59
- Beijing Tiantan Hospital53
- Massachusetts General Hospital51
- Riphah International University51
- Second Affiliated Hospital, School of Medicine, Zhejiang University51
- Insel Gruppe AG, University Hospital Bern50
- Johns Hopkins University47
Where studies are running
- California468
- Alabama199
- Massachusetts182
- Arizona176
- New York165
- Florida145
- Maryland120
- Minnesota120
- Illinois119
- Texas119
Recruiting studies10,046 total
- NCT06986421Recruiting
How stroke patients and staff feel about high-tech rehab tools
This study listens to both stroke patients and the rehab staff who care for them. It asks about their thoughts and feelings about high-tech rehab tools like robots and virtual reality, whether they've used them or not.
HyèresAges 18 years+ - NCT06986590Recruiting
High blood pressure care program in Africa
This study will test a program to help people in Africa better manage their high blood pressure. It is for adults with high blood pressure who are not taking many medicines and have a smartphone.
Baltimore, MarylandAges 18–70 - NCT06987305RecruitingPhase 3
Clot-busting medication before clot removal for late-arriving stroke
This trial tests whether adding a clot-busting medication (rhTNK-tPA) before a clot-removal procedure (thrombectomy) can improve outcomes for people who have a moderate-to-severe stroke and arrive at the hospital 4.5 to 24 hours after symptoms start. It's for those with a large artery blockage but still enough brain tissue that can be saved.
Wuhan, HubeiAges 18 years+ - NCT06987682Recruiting
Posture training after stroke with light electric stimulation
This trial tests if a device that uses small electric pulses on the legs can help people who had a stroke more than a year ago improve their balance and walking. It is a pilot study to see if the method works well enough for a larger future study.
Toronto, OntarioAges 18 years+ - NCT06987799Recruiting
Mindfulness for stress and high blood pressure
This study tests if a mindfulness program can help lower stress and blood pressure in people living in Chicago's South Side. You may join if you have high blood pressure and feel down or depressed.
Chicago, IllinoisAges 18 years+ - NCT06987825Recruiting
Chinese atrial fibrillation registry study
This study tracks patients with atrial fibrillation (AF) over time to better understand the condition and improve care. You may be asked to share health information and attend follow-up visits.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06988020Recruiting
Using MRI to find bone lesions in multiple myeloma
This study tests a new way to make MRI scans look like CT scans to find bone damage from multiple myeloma. You may join if you have just been diagnosed or if your disease came back after strong treatments, and you need bone imaging for staging.
BrusselsAges 18 years+ - NCT06988215Recruiting
Taping and swallowing exercises for stroke patients with swallowing difficulty
This trial tests whether kinesiology taping (a special tape placed on the skin) combined with swallowing exercises can help people who have had a stroke and have trouble swallowing. It may improve muscle thickness and swallowing function.
Istanbul, bahçelievlerAges 50–80 - NCT06988189Recruiting
Finding hidden heart rhythm problems in adults
This study looks for hidden heart rhythm problems in adults. It involves simple tests to find conditions that might otherwise go unnoticed.
LondonAges 18–100 - NCT06988488RecruitingPhase 1/Phase 2
Study of mezigdomide plus elranatamab for relapsed multiple myeloma
This trial tests a combination of two drugs, mezigdomide (a pill) and elranatamab (an injection), for people whose multiple myeloma has returned or stopped responding to prior treatments. The goal is to find the best dose and see if the combination is safe and effective.
Birmingham, AlabamaAges 18 years+ - NCT06988501Recruiting
Goal setting app to improve diet for high blood pressure
This trial tests if a goal-setting and mobile app can help people with high blood pressure eat a healthier diet. It may be a good fit if you have high blood pressure and want guidance on improving your eating habits.
Beijing, Beijing MunicipalityAges 20–70 - NCT06989216Recruiting
Skin imaging study for adults
This trial uses advanced imaging to take detailed pictures of your skin. It may help doctors better understand and diagnose skin conditions.
StockholmAges 18 years+ - NCT06989255Recruiting
Ultrasound image collection study for DVT research
This study collects ultrasound images from people who need a DVT test. The goal is to create a data set for research that may improve how DVT is diagnosed.
MontmorencyAges 18 years+ - NCT06989580Recruiting
Heart failure monitoring with a wireless implant
This trial is testing a special monitor (BIOMONITOR) that tracks your heart function and sends data wirelessly to your doctor. It aims to help manage heart failure by catching early signs of trouble so you can get treatment sooner.
GenkAges 18 years+ - NCT06990425Recruiting
Comparing two stitch types for groin incisions in vascular surgery
This trial tests if one type of stitch (PDS) is better than another (Vicryl) for closing groin incisions after planned vascular surgery. If you're having elective groin surgery, you may be able to help doctors learn which stitch leads to fewer problems.
Cleveland, OhioAges 18 years+ - NCT06990867RecruitingPhase 2/Phase 3
Improving blood flow recovery after stroke
This trial tests a new approach to restore blood flow in the brain after a stroke. It aims to improve recovery and brain function in people with a blocked large artery.
Long Beach, CaliforniaAges 18–90 - NCT06991257RecruitingPhase 2
Study of PF-07328948 for adults with heart failure
This trial tests a new medicine, PF-07328948, for adults with heart failure to see if it can improve symptoms and daily life. It is for people who have had heart failure for at least 3 months and can walk without too much difficulty.
Beverly Hills, CaliforniaAges 18–79 - NCT06992596Recruiting
Brain implant study for controlling devices with thoughts
This trial tests a brain implant that lets you control external devices using your thoughts. It's for people with limited arm function due to spinal cord injury, stroke, ALS, or similar conditions.
Abu DhabiAges 18 years+ - NCT06992700Recruiting
Home rehab for arm and hand after stroke
This trial tests a home-based exercise program to help people with chronic stroke improve arm and hand function. You would do exercises with a webcam, supervised remotely by a therapist.
Ferrara, Emilia-RomagnaAges 18 years+ - NCT06992752Recruiting
Trial on breathing problems in people with thoracic outlet syndrome
This study looks at whether people with thoracic outlet syndrome (TOS) have different breathing patterns and how that might relate to their symptoms. If you have had TOS pain for more than 6 months, you may be able to help researchers understand this condition better.
Ankara, AltındağAges 18–65 - NCT06992843Recruiting
Protecting the brain after cardiac arrest coma
This trial tests a set of treatments designed to protect the brain in people who remain unconscious after their heart restarts following a cardiac arrest. It may help improve recovery by preventing further brain injury.
Changsha, HunanAges 18–80 - NCT06993038RecruitingPhase 4
Adenosine vs Diltiazem for SVT in the emergency room
This study compares two medications, adenosine and diltiazem, to see which works better for treating a rapid heart rhythm called SVT (supraventricular tachycardia) in the emergency department. If you have a stable episode of SVT, this trial may help doctors find the best treatment for you.
Iowa City, IowaAges 18–100 - NCT06993207Recruiting
Home brain monitoring study for cognitive decline
This study uses a special EEG headband to monitor brain activity at home in older adults. It aims to understand cognitive decline, including Alzheimer's and mild memory problems, and compare results with healthy volunteers.
Zaragoza, ZaragozaAges 60 years+ - NCT06993220Recruiting
Reducing fluid buildup in heart failure patients at discharge
This trial is for people hospitalized with heart failure and signs of fluid overload, such as swelling or fluid in the lungs. It aims to check if patients still have extra fluid when they go home, which may help improve their recovery.
Sant Joan Despí, BarcelonaAges 18 years+
Common questions
- How many heart & circulation clinical trials are recruiting?
- Clin2 is tracking 10,049 recruiting cardiology studies from the U.S. registry right now, out of 15,440 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.
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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.