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Showing 1–24 of 228 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Prevention of Heart Disease Clear all
Completed Phase 3 Interventional

The VA HDL Intervention Trial (HIT): Secondary Prevention of Coronary Heart Disease in Men With Low HDL-Cholesterol and Desirable LDL-Cholesterol

NCT00283335
View directory record Official record
Conditions
Coronary Heart Disease
Interventions
gemfibrozil, Placebo
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Up to 73 Years · Male only
Enrollment
2,531 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 1999
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Phase 4 Interventional Results available

Prevention of Non-Surgical Bleeding by Management of HeartMate II Patients Without Antiplatelet Therapy

NCT02836652
View directory record Official record
Conditions
Heart Failure
Interventions
HeartMate II (HMII), Warfarin, acetylsalicylic acid (ASA) therapy
Device · Drug
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
50 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
33
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 29 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2022 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Phase 2 Interventional Results available

Evaluation of Patiromer in Heart Failure Patients

NCT00868439
View directory record Official record
Conditions
Hyperkalemia, Heart Failure
Interventions
patiromer, placebo
Drug
Lead sponsor
Relypsa, Inc.
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
9
States / cities
Miami, Florida • Port Charlotte, Florida • Peoria, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2021 · Synced Jul 21, 2026, 4:27 PM EDT
Completed No phase listed Observational

Implantable Cardiac Defibrillators for the Prevention of Sudden Death in Patients With Cardiac Sarcoidosis

NCT01013311
View directory record Official record
Conditions
Sarcoidosis of the Heart, Cardiomyopathy
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 4, 2023 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Magnesium Supplementation for the Prevention of Supraventricular Arrhythmias

NCT02837328
View directory record Official record
Conditions
Premature Atrial Contraction
Interventions
Oral Magnesium Supplement, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
55 Years and older
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 31, 2019 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Not applicable Interventional

A Pilot Trial of Patient Decision Aids for Implantable Cardioverter-Defibrillators (ICDs)

NCT02026102
View directory record Official record
Conditions
Systolic Heart Failure, Sudden Cardiac Death
Interventions
ICD Decision Aid Toolkit
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
3
States / cities
Aurora, Colorado • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 30, 2019 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Phase 1 Interventional

Pharmacokinetics/Pharmacodynamics (PK/PD) of Fluconazole in Children on Extracorporeal Membrane Oxygenation (ECMO)

NCT01169402
View directory record Official record
Conditions
Cardiopulmonary Arrest, Fungal Infection
Interventions
Fluconazole
Drug
Lead sponsor
Michael Cohen-Wolkowiez
Other
Eligibility
Up to 18 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 21, 2017 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Not applicable Interventional

CPR Training in 7th Grade Students

NCT00570609
View directory record Official record
Conditions
Coronary Atherosclerosis, Prevention of Heart Disease
Interventions
CPR Anytime education
Other
Lead sponsor
Marna Rayl Greenberg
Other
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Allentown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 25, 2012 · Synced Jul 21, 2026, 4:27 PM EDT
Terminated Phase 3 Interventional

Evaluation of Weekly Idrabiotaparinux Sodium Versus Oral Adjusted-dose Warfarin to Prevent Stroke and Systemic Thromboembolic Events in Patients With Atrial Fibrillation

NCT00580216
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Idrabiotaparinux sodium, Warfarin, Placebo (for idrabiotaparinux), Placebo (for warfarin), Avidin, Placebo (for avidin)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
3,773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
162
States / cities
Mobile, Alabama • Tucson, Arizona • Little Rock, Arkansas + 134 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2016 · Synced Jul 21, 2026, 4:27 PM EDT
Not yet recruiting Phase 2 Interventional

Minocycline Plus Amiodarone Versus Amiodarone Alone for the Prevention of Atrial Fibrillation After Cardiac Surgery

NCT01422148
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Amiodarone, Minocycline
Drug
Lead sponsor
Baystate Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Melrose, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Not applicable Interventional

Behavior Change Family Counseling to Reduce Rate of Weight Gain in At-Risk Children

NCT00241891
View directory record Official record
Conditions
Cardiovascular Diseases, Heart Diseases, Obesity
Interventions
Single behavior intervention, Multiple behavior interventions, Control Intervention unrelated to weight
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 12 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Jul 21, 2026, 4:27 PM EDT
Completed No phase listed Observational Results available

S-ICD® System Post Approval Study

NCT01736618
View directory record Official record
Conditions
Primary Prevention of Sudden Cardiac Arrest, Secondary Prevention of Sudden Cardiac Arrest
Interventions
S-ICD System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
Not listed
Enrollment
1,766 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
87
States / cities
Huntsville, Alabama • Mesa, Arizona • Phoenix, Arizona + 72 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2024 · Synced Jul 21, 2026, 4:27 PM EDT
Recruiting Phase 4 Interventional

Anticoagulation for Stroke Prevention In Patients With Recent Episodes of Atrial Fibrillation Occurring Transiently With Stress

NCT03968393
View directory record Official record
Conditions
Stroke, Atrial Fibrillation
Interventions
Non-vitamin K oral anticoagulant (NOAC)
Drug
Lead sponsor
Population Health Research Institute
Other
Eligibility
55 Years and older
Enrollment
2,270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
2
States / cities
Los Angeles, California • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Phase 1Phase 2 Interventional

BNP (Nesiritide) vs. Placebo to Protect Kidney Function in Patients Undergoing Heart Bypass Surgery.

NCT00252200
View directory record Official record
Conditions
Acute Kidney Failure
Interventions
Neseritide
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 22, 2009 · Synced Jul 21, 2026, 4:27 PM EDT
Terminated Phase 3 Interventional

A Study Evaluating the Efficacy and Safety of IV L-Citrulline for the Prevention of Clinical Sequelae of Acute Lung Injury Induced by Cardiopulmonary Bypass in Pediatric Patients Undergoing Surgery for Congenital Heart Defects

NCT05253209
View directory record Official record
Conditions
Ventricular Septal Defect, Atrioventricular Septal Defect, Primum Atrial Septal Defect
Interventions
L-citrulline, Plasmalyte A
Drug
Lead sponsor
Asklepion Pharmaceuticals, LLC
Industry
Eligibility
Up to 18 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
10
States / cities
Birmingham, Alabama • Aurora, Colorado • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Not applicable Interventional

Self-Management and Care of Heart Failure With Group Clinics (SMAC-HF)

NCT00439842
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
Heart Failure Group Clinic Appointments
Behavioral
Lead sponsor
Carol Smith, RN, PhD, FAAN
Other
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 16, 2015 · Synced Jul 21, 2026, 4:27 PM EDT
Terminated Phase 2 Interventional Results available

Detection and Prevention of Anthracycline-Related Cardiac Toxicity With Concurrent Simvastatin

NCT02096588
View directory record Official record
Conditions
Breast Cancer, Stage I Breast Cancer, Stage II Breast Cancer, Stage III Breast Cancer
Interventions
Simvastatin, Doxorubicin/cyclophosphamide
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 8, 2024 · Synced Jul 21, 2026, 4:27 PM EDT
Enrolling by invitation Not applicable Interventional

Optimizing Stroke Prophylaxis of Acute Atrial Fibrillation With an Electronic Clinical Decision Support Tool

NCT05341986
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Clinical Decision Support (CDS) tool
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 19, 2025 · Synced Jul 21, 2026, 4:27 PM EDT
Withdrawn Phase 2 Interventional

Patients With Patent Foramen Ovale and Endocardial Device Leads on Apixaban for Prevention of Paradoxical Emboli

NCT02378623
View directory record Official record
Conditions
Patent Foramen Ovale, Cardiac Implantable Electronic Device
Interventions
Apixaban, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Not applicable Interventional

Feasibility of the Implementation of Tools for Heart Failure Risk Prediction

NCT04684264
View directory record Official record
Conditions
Heart Failure, Cardiovascular Risk Factor
Interventions
Heart Failure Prevention Clinic
Other
Lead sponsor
Northwestern University
Other
Eligibility
30 Years to 79 Years
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 19, 2024 · Synced Jul 21, 2026, 4:27 PM EDT
Completed Not applicable Interventional

The Gentle Cardiac Rehabilitation Study

NCT02165254
View directory record Official record
Conditions
Secondary Prevention of Coronary Heart Disease
Interventions
PLUS, LITE
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
21 Years to 90 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Jul 21, 2026, 4:27 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

The Miami Heart Study at Baptist Health South Florida

NCT02508454
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Not listed
Lead sponsor
Baptist Health South Florida
Other
Eligibility
40 Years to 65 Years
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Jul 21, 2026, 4:27 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Deferoxamine for the Prevention of Cardiac Surgery-Associated Acute Kidney Injury

NCT04633889
View directory record Official record
Conditions
Acute Kidney Injury
Interventions
Deferoxamine, Normal saline
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Jul 21, 2026, 4:27 PM EDT
Terminated Phase 3 Interventional

Rivaroxaban Post-Transradial Access for the Prevention of Radial Artery Occlusion

NCT03630055
View directory record Official record
Conditions
Radial Artery Occlusion
Interventions
Rivaroxaban 15 MG Oral Tablet [Xarelto]
Drug
Lead sponsor
Ottawa Heart Institute Research Corporation
Other
Eligibility
18 Years and older
Enrollment
930 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Jul 21, 2026, 4:27 PM EDT