Cardiology Clinical Trials

Recruiting cardiology studies with sites across the US, sourced from ClinicalTrials.gov and refreshed daily. Free to join — find one near you below.

Clinical trials study new ways to prevent, detect, or treat cardiology. Joining one can give you access to investigational treatments and close monitoring by a specialist research team — at no cost — while helping advance care for others. Below are recruiting cardiology studies with sites across the US; use the location tools to find ones near you.

What to expect

Screening first. The study team reviews your eligibility before anything else — there's no obligation to continue.
Informed consent. You'll get a full explanation of the study, its potential risks and benefits, and can withdraw at any time.
No cost to you. Study visits, tests, and the investigational treatment are covered; many studies reimburse travel.

Recruiting cardiology trials

Within

FGF-1 for Intramuscular Injection for the Treatment of Peripheral Arterial Disease

for Peripheral Arterial Disease

1 site in Chicago

Sponsor: Venturis Therapeutics, Inc.

Sex: All·Age: 50 - 75

Code: NCT00424866·Phase 1, Phase 2

Real-world Study to Describe the Effectiveness and Safety Outcomes of Jardiance in Chinese Patients With Heart Failure and Preserved Ejection Fraction

for Heart Failure

Sponsor: Boehringer Ingelheim

Sex: All·Age: 18+

Code: NCT07047508

Vitamin B6 on Exercise Pressor Reflex on Leg Ischemia-reperfusion

for Ischemia Reperfusion Injury

Sponsor: Milton S. Hershey Medical Center

Sex: All·Age: 21 - 70·Accepts healthy volunteers

Code: NCT06369350·EARLY_Phase 1

Study to Evaluate the effIcacy and Safety of Abelacimab in High-risk Patients With Atrial Fibrillation Who Have Been Deemed Unsuitable for Oral Anticoagulation

for Atrial Fibrillation (AF)

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 65+

Code: NCT07739888·Phase 3

Mobile Health Management of Hypertension

for Hypertension

1 site in Chicago

Sponsor: University of Chicago

Sex: All·Age: 18+

Code: NCT05856955

Conscious Sedation Study

for Atrial Fibrillation

Sponsor: Conformal Medical, Inc

Sex: All·Age: 18+

Code: NCT06049615

Effect of Propionic Acid Supplementation on Endothelial Function

for Cardiovascular Diseases

Sponsor: Medical College of Wisconsin

Sex: All·Age: 40 - 75

Code: NCT05135702

Know Your Pressures NYC

for Glaucoma

1 site in New York

Sponsor: Columbia University

Sex: All·Age: 40+·Accepts healthy volunteers

Code: NCT05992415

Monitoring Blood Pressure at Home and Pharmacy Telehealth

for Hypertension

1 site in Birmingham

Sponsor: University of Alabama at Birmingham

Sex: All·Age: 18+

Code: NCT07623291

TORCH-LATAM: A Regional Pathway to Improve Transplant Evaluation for Congenital Heart Disease

for Congenital Heart Disease

Sponsor: CardioVision International Tech, S.A.S. de C.V.

Sex: All·Age: 0 Days+

Code: NCT07799272

The Effectiveness of Patch-Based Screening for Pre-Symptomatic Atrial Fibrillation to Improve Patient Outcome

for Atrial Fibrillation

1 site in Palo Alto

Sponsor: VA Office of Research and Development

Sex: All·Age: 65+·Accepts healthy volunteers

Code: NCT06953778

OPTIA-AF Trial: Rhythm-Guided Antithrombotic Strategy After AF Ablation

for Atrial Fibrillation (AF)

Sponsor: Ewha Womans University Mokdong Hospital

Sex: All·Age: 18+

Code: NCT07496281·Phase 4

Optimizing Care For Management Of Hard To Control Hypertension In Low-Income Patients Across Family Health Centers In New York City

for Hypertension

1 site in New York

Sponsor: NYU Langone Health

Sex: All·Age: 18+

Code: NCT07703423

Registry on Luma Vision's VERAFEYE System (ENLIgHT)

for Atrial Fibrillation

Sponsor: LUMA Vision Ltd.

Sex: All·Age: 18+

Code: NCT06293430

Rapid Inflation/Deflation Compared With Prolonged High-Pressure Balloon Inflation

for Coronary Artery Disease

1 site in Little Rock

Sponsor: Central Arkansas Veterans Healthcare System

Sex: All·Age: 19+

Code: NCT01952873

Pragmatic Amiodarone Trial to Reduce Postoperative Atrial Fibrillation in Patients Undergoing Cardiac Surgery

for Surgery, Cardiac

Sponsor: Massachusetts General Hospital

Sex: All·Age: 18+

Code: NCT05543278·Phase 4

A Study of the Effect of a Nurse Navigator Program on High Risk Patients

for Patient Readmission

1 site in Jacksonville

Sponsor: Mayo Clinic

Sex: All·Age: 18+

Code: NCT05592847

A Study of Microcirculatory Function in Type 2 Myocardial Infarction (T2MI)

for Myocardial Infarction

1 site in Rochester

Sponsor: Mayo Clinic

Sex: All·Age: 18+

Code: NCT05793567

ReVeRA-301: Etripamil in Atrial Fibrillation Phase 3

for Atrial Fibrillation

2 sites incl. Haddon Heights

Sponsor: Milestone Pharmaceuticals Inc.

Sex: All·Age: 18+

Code: NCT06716021·Phase 3

Biventricular Remodeling in Transcatheter Tricuspid Valve Replacement - Acute Hemodynamic Instability Study

for Tricuspid Regurgitation

1 site in New York

Sponsor: Columbia University

Sex: All·Age: 18+

Code: NCT06954792

Feasibility and Acceptability of Three Component Intervention for the Heart Failure Care for Rural Dwelling Participants

for Heart Failure

1 site in Birmingham

Sponsor: University of Alabama at Birmingham

Sex: All·Age: 18+

Code: NCT07103239

Community Hypertension Control Using the Health Belief Model and PRECEDE-PROCEED

for Hypertension

Sponsor: Bangladesh Medical University

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT07426978

Safety and Efficacy of Low-dose Anticoagulation With Argatroban and Enoxaparin on ECMO

for Pneumonia

Sponsor: University Hospital Ostrava

Sex: All·Age: 18+

Code: NCT07499037·Phase 2

Nursing Intervention for Adaptation After Myocardial Revascularization

for Coronary Artery Disease

Sponsor: Universidad de la Sabana

Sex: All·Age: 18+

Code: NCT07576569

Utilizing Carbon Dioxide for Assessing Coronary Blood Flow in Subjects With Coronary Artery Disease

for Coronary Artery Disease

1 site in Indianapolis

Sponsor: Indiana University

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT06253884

TA-65 and Aging Associated Microvascular Dysfunction

for Telomere Shortening

Sponsor: Medical College of Wisconsin

Sex: All·Age: 18 - 80·Accepts healthy volunteers

Code: NCT05598359

Routine Validation and Reproducibility Testing of Laboratory Assays and Research Techniques Used for Endocrine, Cardiometabolic, and Musculoskeletal Disorder Research (VALD)

for Obesity and Obesity-related Medical Conditions

1 site in Columbia

Sponsor: Bettina Mittendorfer

Sex: All·Age: 18 - 100·Accepts healthy volunteers

Code: NCT07083557

Apply to this trial

Relaxin Therapy for Atrial Fibrillation

for Atrial Fibrillation (AF)

Sponsor: Deeptankar DeMazumder

Sex: All·Age: 18+

Code: NCT07359872·Phase 1, Phase 2

Self-directed Mobile Mindfulness to Address ICU Survivors' Psychological Distress

for Critical Illness

3 sites incl. Los Angeles

Sponsor: Duke University

Sex: All·Age: 18+

Code: NCT07634419

Intraoperative Ultrasound Assessment of Coronary Artery and Bypass Graft Blood Flow During CABG

for Coronary Artery Disease

Sponsor: The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School

Sex: All·Age: 18+

Code: NCT07700524

Comparing Two Heart Medicines for Fast, Irregular Heartbeat (Atrial Fibrillation)

for Atrial Fibrillation (AF)

Sponsor: Muhammad Ali Javed

Sex: All·Age: 18+

Code: NCT07706075·Phase 4

An AI-ECG-Based Approach for Dynamic Assessment of Heart Failure Risk and Myocardial Recovery Following Atrial Fibrillation Ablation

for Atrial Fibrillation (AF)

Sponsor: Ewha Womans University Mokdong Hospital

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT07708818

GLP-1/GIP Receptor Agonists in Obesity-Related HFpEF: The GLIDE-HF Registry

for Heart Failure With Preserved Ejection Fraction

Sponsor: Miedziowe Centrum Zdrowia SA

Sex: All·Age: 18+

Code: NCT07787936

PAtient Similarity for Decision-Making in Prevention of Cardiovascular Toxicity (PACT): A Feasibility Study

for Heart Failure

1 site in Milwaukee

Sponsor: Medical College of Wisconsin

Sex: All·Age: 18+

Code: NCT05377320

Predicting Severe Cardiac Arrhythmias in the Perioperative Period Using AI-ECG

for Atrial Fibrillation

Sponsor: I.M. Sechenov First Moscow State Medical University

Sex: All·Age: 18+

Code: NCT07348991

XPAD European Feasibility Study

for Peripheral Arterial Disease

Sponsor: Xeltis

Sex: All·Age: 18+

Code: NCT07716020

DCB Outcomes After Non-Compliant Balloon Vessel Preparation With or Without Scoring in Patients With Femoropopliteal Arterial Disease

for Femoropopliteal Disease

Sponsor: Marc Sirvent

Sex: All·Age: 18+

Code: NCT07764016

Computerized Decision Support to Prevent Stroke in Atrial Fibrillation

for Atrial Fibrillation

2 sites incl. Edgewood

Sponsor: Brigham and Women's Hospital

Sex: All·Age: 18+

Code: NCT06355986

Pulmonary Artery Denervation for Heart Failure With Preserved Left Ventricular Ejection Fraction

for Heart Failure With Preserved Ejection Fraction

Sponsor: Nanjing First Hospital, Nanjing Medical University

Sex: All·Age: 18 - 85

Code: NCT07331220

PCI With GDMT Versus GDMT Alone for Patients With Ischemic Cardiomyopathy and Reduced LVEF

for Heart Failure With Reduced Ejection Fraction

Sponsor: Nanjing First Hospital, Nanjing Medical University

Sex: All·Age: 18+

Code: NCT07349979

Bridge to Lung Transplant With Trans-septal Extra-corporeal Membrane Oxygenation (ECMO) for Right Heart Failure From Pulmonary Hypertension

for Lung Transplant

1 site in Jacksonville

Sponsor: Mayo Clinic

Sex: All·Age: 18 - 80

Code: NCT06770023·Phase 1

Apply to this trial

VITAL-IMPACT: Improving Cardiometabolic Health in Black Individuals Through Therapeutic Augmentation of Cyclic Guanosine Mono-Phosphate Signaling Pathway

for Cardiovascular Diseases

1 site in Birmingham

Sponsor: University of Alabama at Birmingham

Sex: All·Age: 18 - 80·Accepts healthy volunteers

Code: NCT06320951·Phase 2

Data-Driven Phenotyping in Heart Failure With Preserved Ejection Fraction

for Heart Failure

Sponsor: Instituto Politécnico de Leiria

Sex: All·Age: 18+

Code: NCT07429396

FENOX Trial (Comparative Effectiveness of Fexuprazan Co-therapy in Patients Receiving Non-Vitamin K Antagonist Oral Anticoagulants)

for Atrial Fibrillation (AF)

Sponsor: Ewha Womans University Mokdong Hospital

Sex: All·Age: 18+

Code: NCT07497893

Spectroscopic Assessment of Tissue Oxygenation Changes During Vascular Surgery

for Peripheral Arterial Disease

Sponsor: Spectrocor

Sex: All·Age: 18 - 90

Code: NCT07786623

Real-World Validation for Less-Disturbing Ambulatory Blood Pressure Monitoring (ABPM) in Malaysia Using Huawei Wearables

for Hypertension

Sponsor: Sunway University

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT07790978

A Study to Investigate Efficacy and Safety of a TCA108 in Participants ≥18 Years With Uncontrolled Hypertension

for Hypertension

Sponsor: EMS

Sex: All·Age: 18+

Code: NCT07030101·Phase 3

CGM Use in Heart Failure

for Heart Failure

1 site in Atlanta

Sponsor: Emory University

Sex: All·Age: 18 - 90

Code: NCT07045298

The Effects of Bifidobacterium-based Probiotics in Reducing Blood Pressure in Middle-aged Chinese With Hypertension

for Hypertension

Sponsor: The University of Hong Kong

Sex: All·Age: 40 - 65

Code: NCT07206303·Phase 1

Exercise Cardiovascular Magnetic Resonance In Heart Failure With Preserved Ejection Fraction

for Heart Failure With Preserved Ejection Fraction

1 site in Rochester

Sponsor: Mayo Clinic

Sex: All·Age: 18 - 80·Accepts healthy volunteers

Code: NCT07401771

Apply to this trial

A Clinical Study Comparing Ankle Swelling Caused by Two Different Blood Pressure Medications, Levamlodipine and Amlodipine, in Post-menopausal Women With Mild High Blood Pressure.

for Hypertension

Sponsor: Zentiva, k.s.

Sex: Female·Age: 50 - 79

Code: NCT07618806·Phase 3

Strategies for the Management of Atrial Fibrillation in patiEnts Receiving Dialysis 2 (SAFE-D2)

for Atrial Fibrillation

Sponsor: Unity Health Toronto

Sex: All·Age: 18+

Code: NCT07779746·Phase 3

Value of Potassium Magnesium Citrate in Preventing and Treating Hypertension in African Americans

for Hypertension

1 site in Dallas

Sponsor: University of Texas Southwestern Medical Center

Sex: All·Age: 21+·Accepts healthy volunteers

Code: NCT05145309·Phase 2

A Study of Sotatercept (MK-7962) in People With Pulmonary Arterial Hypertension (PAH) in India (MK-7962-037)

for Pulmonary Arterial Hypertension

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 18+

Code: NCT07600723·Phase 4

Metabolic Surgery for Atrial Fibrillation Elimination

for Atrial Fibrillation

1 site in Cleveland

Sponsor: Ali Aminian

Sex: All·Age: 18 - 80·Accepts healthy volunteers

Code: NCT07027969·Phase 4

Renal Artery Denervation Assessment Without Antihypertensive Medication Regimen (RADAR)

for Hypertension

1 site in Knoxville

Sponsor: Ablative Solutions, Inc.

Sex: All·Age: 18 - 80

Code: NCT07083765·Phase 3

Semaglutide PrIor to CathEeter Ablation in Patients With Atrial Fibrillation

for Atrial Fibrillation (AF)

Sponsor: University of Luebeck

Sex: All·Age: 18+

Code: NCT07389941·Phase 4

Mechanistic Clinical Trial Comparing the Pharmacokinetics/Pharmacodynamics of Metoprolol in Heart Failure With Reduced Ejection Fraction Patients With Low vs. High Polygenic Score

for Heart Failure With Reduced Ejection Fraction

1 site in Ann Arbor

Sponsor: University of Michigan

Sex: All·Age: 18+

Code: NCT07490067·Phase 4

Apply to this trial

Consciousness Studies and Cardiovascular Health

for Blood Pressure

1 site in Miami

Sponsor: University of Miami

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT07620639

Fish Oil and HDL Function in Patients on Maintenance Hemodialysis

for Kidney Failure Chronic

Sponsor: Medical University of Vienna

Sex: All·Age: 18+

Code: NCT07730385

New trials in Boston, MA?

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Cardiology clinical trials — common questions

Are cardiology clinical trials free to join?

Yes. Participating in a cardiology clinical trial is free — study-related visits, tests, and the investigational treatment are provided at no cost to you. Many studies also reimburse travel and time. You never pay to take part.

Who can join a cardiology clinical trial?

Each cardiology study sets its own eligibility criteria — typically based on age, medical history, current treatments, and overall health. Every trial listed here shows its criteria, and the study team confirms your eligibility before enrollment. You can review and apply to any that look like a fit.

How do I find a cardiology trial near me?

Use the location controls above. We'll show recruiting cardiology trials with sites near you, sorted by distance. You can widen the radius or share your exact location for the closest matches.

How many cardiology trials are recruiting right now?

We're currently tracking roughly 1132 recruiting cardiology trials with US sites, sourced from ClinicalTrials.gov and refreshed daily.

Looking for a specific location? Browse trials by city and state.

Cardiology trials by city

Boston, MA Birmingham, AL Chicago, IL Los Angeles, CA Cleveland, OH San Francisco, CA Aurora, CO Palo Alto, CA Miami, FL Columbus, OH Stanford, CA Indianapolis, IN

Conditions in this area

Heart failure Hypertension (high blood pressure)Atrial fibrillation Coronary artery disease Myocardial infarction (heart attack)Cardiovascular disease (general)Congenital heart disease Peripheral artery disease Pulmonary hypertension Venous thromboembolism