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ClinicalTrials.gov public records Last synced Oct 19, 2026, 4:26 AM EDT

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Showing 1–24 of 3,590 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cardiac Conditions Clear all
Completed Phase 3 Interventional

THE BALANCE Study: Treatment of Hyponatremia Based on Lixivaptan in NYHA Class III/IV Cardiac Patient Evaluation

NCT00578695
View directory record Official record
Conditions
Hyponatremia
Interventions
lixivaptan, Placebo
Drug
Lead sponsor
CardioKine Inc.
Industry
Eligibility
18 Years and older
Enrollment
652 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
102
States / cities
Birmingham, Alabama • Mobile, Alabama • Bakersfield, California + 82 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2011 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Not applicable Interventional Results available

Long QT Syndrome and Sleep Apnea

NCT03678311
View directory record Official record
Conditions
Long QT Syndrome, Sleep Apnea
Interventions
Continuous Positive Airway Pressure (CPAP)
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 2, 2020 · Synced Oct 19, 2026, 4:26 AM EDT
Completed No phase listed Observational

Long Term Effects of Enalapril and Losartan on Genetic Heart Disease

NCT00001534
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy, Left Ventricular Hypertrophy, Myocardial Ischemia
Interventions
Losartan
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 19, 2026, 4:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Predictive Genetic Risk Assessment Trial

NCT00782366
View directory record Official record
Conditions
Colon Cancer, Lung Cancer, Atrial Fibrillation, Diabetes Type 2, Obesity, Breast Cancer, Graves Disease, Osteoarthritis, Celiac Disease, Myocardial Infarction, Prostate Cancer
Interventions
SNP analysis
Genetic
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 27, 2011 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

Study to Evaluate the Effects of Oral Administration of Lixivaptan in Patients With Congestive Heart Failure

NCT01055912
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
Lixivaptan, Placebo
Drug
Lead sponsor
CardioKine Inc.
Industry
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
25
States / cities
Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2011 · Synced Oct 19, 2026, 4:26 AM EDT
Terminated Not applicable Interventional

Serratus Anterior Plane Block for Management of Post Thoracotomy Pain

NCT04258436
View directory record Official record
Conditions
Opioid Use, Post-thoracotomy Pain Syndrome, Local Anaesthetic Agent Overdose, Local Anesthetic Complication, Pain, Postoperative
Interventions
Serratus anterior block
Procedure
Lead sponsor
Indiana University
Other
Eligibility
38 Weeks to 12 Months
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 18, 2023 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 2 Interventional Results available

A Study of Acute Myocardial Infarction Using FDY-5301

NCT03470441
View directory record Official record
Conditions
Acute Myocardial Infarction, STEMI
Interventions
FDY-5301, Placebo
Drug · Other
Lead sponsor
Faraday Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Minneapolis, Minnesota • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Recruiting No phase listed Observational

Cardioneuroablation for Recurrent Vasovagal Syncope and Bradyarrhythmias: The CNA-FWRD Registry

NCT06166277
View directory record Official record
Conditions
Vasovagal Syncope, AV Block-2Nd Degree-Type 1, Sinus Pause
Interventions
Ablation procedure
Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
300 participants
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Pilot Study of an NTproBNP Guided Strategy of Cardioprotection

NCT04737265
View directory record Official record
Conditions
Cardiotoxicity, Toxicity Due to Chemotherapy, Breast Cancer, Lymphoma, Cardiomyopathies, Heart Failure
Interventions
Biomarker Guided Intervention
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Duarte, California • Philadelphia, Pennsylvania • West Chester, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

COvid-19 LongitUdinal Multiethnic BioImaging Assessment of CARDiovascular Sequelae Registry

NCT04661657
View directory record Official record
Conditions
Covid19, Cardiac Disease, Cardiac Arrhythmia, Myocarditis, Left Ventricular Dysfunction
Interventions
Transthoracic echocardiogram (TTE), Cardiovascular Magnetic Resonance (CMR) Imaging
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 6, 2022 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Descriptive Study of Cardiac Output During Rehydration With Recombinant Human Hyaluronidase in Pediatrics

NCT01139294
View directory record Official record
Conditions
Dehydration, Cardiac Output, Pediatrics
Interventions
Hylenex
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Months to 3 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 1, 2018 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy of TAK-442 in Subjects With Acute Coronary Syndromes

NCT00677053
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
TAK-442, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
30 Years to 80 Years
Enrollment
2,753 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
15
States / cities
Birmingham, Alabama • Tucson, Arizona • Newark, Delaware + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 1 Interventional

Neuroinflammation After Myocardial Infarction - Imaging Substudy

NCT03968445
View directory record Official record
Conditions
Myocardial Infarction
Interventions
[18F]DPA-714-PET/MRI
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Tailoring Bleeding Reduction Approaches in Patients Undergoing PCI

NCT05681702
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
aspirin plus clopidogrel, prasugrel or ticagrelor
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalency Study of Amlodipine Tablets Under Fed Conditions

NCT00601302
View directory record Official record
Conditions
Hypertension, Chronic Stable Angina, Vasospastic Angina
Interventions
Amlodipine
Drug
Lead sponsor
Roxane Laboratories
Industry
Eligibility
18 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Oct 19, 2026, 4:26 AM EDT
Active, not recruiting No phase listed Observational

Heart Attack Research Program- Imaging Study

NCT02905357
View directory record Official record
Conditions
Myocardial Infarction
Interventions
OCT, CMR
Device · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 99 Years
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
15
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Not applicable Interventional Results available

Intraoperative Echocardiography in Low-Risk CABG Surgery

NCT06154265
View directory record Official record
Conditions
Heart Diseases, Coronary Artery Disease, Chest Pain, Stenosis Coronary, STEMI
Interventions
TEE probe
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Completed No phase listed Observational

Signs and Symptoms of Genetic Abnormalities Linked to Inherited Heart Disease

NCT00001881
View directory record Official record
Conditions
Cardiomyopathy, Hypertrophic, Familial
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
9,999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 19, 2026, 4:26 AM EDT
Completed No phase listed Observational

Understanding Pediatric Chest Pain and Other Symptoms

NCT00166231
View directory record Official record
Conditions
Chest Pain
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
8 Years to 18 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 25, 2015 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Not applicable Interventional

SAVEPACe - Search AV Extension and Managed Ventricular Pacing for Promoting Atrio-Ventricular Conduction

NCT00284830
View directory record Official record
Conditions
Sick Sinus Syndrome, Heart Failure, Congestive, Atrial Fibrillation, Bradycardia, Ventricular Dysfunction
Interventions
Implantable Pulse Generators
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
1,070 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
63
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Conway, Arkansas + 60 more
Source: ClinicalTrials.gov public record
Updated Feb 29, 2008 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Not applicable Interventional

Strong Hearts for New York: A Rural Heart Disease Prevention Study

NCT03059472
View directory record Official record
Conditions
Heart Disease, Cardiovascular Disease, Sedentary Lifestyle, Overweight, Obesity
Interventions
Group 1 (Intervention), Group 2 (Delayed intervention)
Behavioral
Lead sponsor
Cornell University
Other
Eligibility
40 Years to 99 Years · Female only
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
13
States / cities
Clyde, New York • Cobleskill, New York • Cooperstown, New York + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2022 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

MEND-CABG (MC-1 to Eliminate Necrosis and Damage in Coronary Artery Bypass Graft Surgery)

NCT00157716
View directory record Official record
Conditions
Coronary Artery Bypass Graft Surgery, Myocardial Ischemia, Reperfusion Injury, Myocardial Revascularization
Interventions
(MC-1) Pyridoxal-5'-phosphate
Drug
Lead sponsor
Medicure
Industry
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 31, 2006 · Synced Oct 19, 2026, 4:26 AM EDT
Completed Phase 2Phase 3 Interventional

Communication During Hospitalization About Resuscitation Trial

NCT02984124
View directory record Official record
Conditions
Severe Life-limiting COPD, Severe Life-limiting Heart Failure, Severe Life-limiting Cirrhosis, Severe Life-limiting Malignancy, Severe Functional Impairment, End Stage Renal Disease
Interventions
Informed Assent Discussion, Usual Care with Attention Control
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
65 Years and older
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
4
States / cities
Chapel Hill, North Carolina • Charleston, South Carolina • Burlington, Vermont + 1 more
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 19, 2026, 4:26 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Mom Power With High-Adversity Mothers and Children

NCT04241913
View directory record Official record
Conditions
Self-regulation, Respiratory Sinus Arrhythmia
Interventions
Mom Power Intervention
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 4, 2021 · Synced Oct 19, 2026, 4:26 AM EDT