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ClinicalTrials.gov public records Last synced Sep 28, 2026, 11:36 PM EDT

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Showing 1–24 of 1,106 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Heart Disease Congenital Clear all
Completed No phase listed Observational Accepts healthy volunteers

Fetal Heart Ultrasound Suspicious Radiographic Finding Identification - Reader Study

NCT06392555
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
Device-Aided performances, Device-Unaided performances
Device · Other
Lead sponsor
BrightHeart
Industry
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 8, 2024 · Synced Sep 28, 2026, 11:36 PM EDT
Active, not recruiting No phase listed Observational

PV Loop & Coarctation Study

NCT05362721
View directory record Official record
Conditions
Coarctation of Aorta
Interventions
Pressure-volume loop catheter
Diagnostic Test
Lead sponsor
University of Minnesota
Other
Eligibility
6 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
7
States / cities
Los Angeles, California • Boston, Massachusetts • Grand Rapids, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed No phase listed Observational

Computer Modeling of Congenital Heart Disease

NCT00366847
View directory record Official record
Conditions
Congenital Disorders
Interventions
Not listed
Lead sponsor
Children's Healthcare of Atlanta
Other
Eligibility
Up to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2012
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 7, 2014 · Synced Sep 28, 2026, 11:36 PM EDT
Recruiting Phase 3 Interventional

Acoramidis Transthyretin Amyloidosis Prevention Trial in the Young (ACT-EARLY) Study in Asymptomatic Carriers of a Pathogenic TTR Variant

NCT06563895
View directory record Official record
Conditions
Amyloidosis, Amyloid Cardiomyopathy, Transthyretin Amyloidosis, Cardiomyopathies, Heart Diseases, Polyneuropathies
Interventions
Acoramidis, Placebo oral tablet
Drug
Lead sponsor
Eidos Therapeutics, a BridgeBio company
Industry
Eligibility
18 Years to 75 Years
Enrollment
587 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
40
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 31 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Recruiting No phase listed Observational

Fetal Electrophysiologic Abnormalities in High-Risk Pregnancies Associated With Fetal Demise

NCT03775954
View directory record Official record
Conditions
High Risk Pregnancy, Congenital Heart Disease, Fetal Hydrops, Twin Monochorionic Monoamniotic Placenta, Gastroschisis, Fetal Demise, Stillbirth, Fetal Arrhythmia, Long QT Syndrome, Intrauterine Fetal Death, Sudden Infant Death, Pregnancy Loss, Twin Twin Transfusion Syndrome, Birth Defect, Fetal Cardiac Anomaly, Fetal Cardiac Disorder, Fetal Death, Brugada Syndrome, Fetal Tachycardia
Interventions
Fetal Magnetocardiogram and Neonatal Electrocardiogram, Substudy only: Maternal/Infant Pharmacogenomic assessment postnatally
Diagnostic Test · Genetic
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate Safety, Tolerability, and Pharmacokinetics of Oral AZD0233 Compared With Placebo in Healthy Adult Participants.

NCT06381466
View directory record Official record
Conditions
Dilated Cardiomyopathy
Interventions
AZD0233, AZD0233 Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 50 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed No phase listed Observational

Platelet Activation Markers in Pediatric Cardiac Surgery

NCT00450151
View directory record Official record
Conditions
Coronary Disease
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
Up to 7 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 29, 2012 · Synced Sep 28, 2026, 11:36 PM EDT
Completed Not applicable Interventional Results available

Ex-vivo Perfusion and Ventilation of Lungs Recovered From Non-Heart-Beating Donors to Assess Transplant Suitability

NCT01615484
View directory record Official record
Conditions
Emphysema, Chronic Obstructive Pulmonary Disease (COPD), Cystic Fibrosis, Pulmonary Fibrosis, Bronchiectasis, Sarcoidosis, Pulmonary Hypertension, Alpha-1 Antitrypsin Deficiency
Interventions
Transplantation of lungs obtained from Non-Heart-Beating Donors (NHBDs) after ex-vivo perfusion w/ STEEN Solution™, STEEN Solution™
Procedure · Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
15 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 7, 2018 · Synced Sep 28, 2026, 11:36 PM EDT
Not listed Not applicable Interventional

Stitch Closure of PFO and Septal Repair

NCT03373929
View directory record Official record
Conditions
Foramen Ovale, Patent, Septal Defect, Atrial, Septal Defect, Heart
Interventions
PFO Closure Rate, Published PFO Device Closure
Device
Lead sponsor
HeartStitch.Com
Industry
Eligibility
18 Years to 65 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 13, 2017 · Synced Sep 28, 2026, 11:36 PM EDT
Terminated Phase 4 Interventional

Safety/Efficacy Study of Optimizing Ibuprofen Dosing to Achieve Higher PDA Closure Rates

NCT00961753
View directory record Official record
Conditions
Patent Ductus Arteriosus
Interventions
optimized ibuprofen, Standard Ibuprofen
Drug
Lead sponsor
OSF Healthcare System
Other
Eligibility
1 Day to 29 Days
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 27, 2014 · Synced Sep 28, 2026, 11:36 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy Study of Sitaxentan Sodium (Thelin™) in Patients With Pulmonary Arterial Hypertension

NCT00080457
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
sitaxsentan sodium
Drug
Lead sponsor
Encysive Pharmaceuticals
Industry
Eligibility
12 Years to 75 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 8, 2007 · Synced Sep 28, 2026, 11:36 PM EDT
Terminated Not applicable Interventional Results available

Iloprost for the Treatment of Pulmonary Hypertension in Adults With Congenital Heart Disease

NCT01319045
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Congenital Heart Disease, Eisenmenger's Syndrome
Interventions
Iloprost
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 25, 2015 · Synced Sep 28, 2026, 11:36 PM EDT
Terminated Phase 1 Interventional

Effect of Potassium and Acetazolamide on People With Andersen-Tawil Syndrome

NCT00839501
View directory record Official record
Conditions
Andersen-Tawil Syndrome
Interventions
Potassium, Acetazolamide
Dietary Supplement · Drug
Lead sponsor
University of Rochester
Other
Eligibility
10 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 19, 2012 · Synced Sep 28, 2026, 11:36 PM EDT
Completed Not applicable Interventional

Tuning in to Kids: An Online, Group Program Tailored for Parents of Children With Congenital Heart Disease

NCT06609707
View directory record Official record
Conditions
Heart Defects, Congenital, Parenting, Emotion Regulation
Interventions
Tuning in to Kids
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Sep 28, 2026, 11:36 PM EDT
Recruiting No phase listed Observational

Gonadal Tissue Freezing for Fertility Preservation in Individuals at Risk for Ovarian Dysfunction, Premature Ovarian Insufficiency and Clinically Indicated Gonadectomy

NCT04948658
View directory record Official record
Conditions
Turner Syndrome, Post-menarcheal Adolescents, Ovarian Disfunction, Galactosemia, Variations in Sex Characteristics, Differences in Sex Development
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
2 Years to 35 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed Phase 4 Interventional Results available

Buspirone Treatment of Anxiety in Williams Syndrome

NCT04807517
View directory record Official record
Conditions
Williams Syndrome, Anxiety
Interventions
Buspirone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Lexington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Sep 28, 2026, 11:36 PM EDT
Terminated Not applicable Interventional Results available

Early Versus Late Use of Ibuprofen for Patent Ductus Arteriosus (PDA) Closure

NCT00833365
View directory record Official record
Conditions
Patent Ductus Arteriosus, Prematurity
Interventions
Ibuprofen
Drug
Lead sponsor
University of Utah
Other
Eligibility
Up to 96 Hours
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 3, 2016 · Synced Sep 28, 2026, 11:36 PM EDT
Recruiting No phase listed Observational

Examining Genetic Factors That Affect the Severity of 22q11.2 Deletion Syndrome

NCT00556530
View directory record Official record
Conditions
DiGeorge Syndrome, 22q11.2 Deletion Syndrome
Interventions
Not listed
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed No phase listed Observational

Prognostic Markers of Inflammation in Infants Undergoing Cardiopulmonary Bypass

NCT03143348
View directory record Official record
Conditions
Congenital Heart Defect, Cardiopulmonary Bypass, Inflammatory Response, Low Cardiac Output Syndrome, Inflammation
Interventions
Single blood draw, Multiple blood draws
Procedure
Lead sponsor
University of Oklahoma
Other
Eligibility
Up to 6 Months
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced Sep 28, 2026, 11:36 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Impact of Elastin Mediated Vascular Stiffness on End Organs

NCT02840448
View directory record Official record
Conditions
Williams Syndrome, Supravalvular Aortic Stenosis, Cardiovascular Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
3 Years to 85 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2024
U.S. locations
2
States / cities
Bethesda, Maryland • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 27, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed Phase 3 Interventional Results available

STeroids to REduce Systemic Inflammation After Infant Heart Surgery

NCT03229538
View directory record Official record
Conditions
Congenital Heart Disease in Children, Inflammatory Response
Interventions
Methylprednisolone, Isotonic saline
Drug
Lead sponsor
Kevin Hill
Other
Eligibility
Up to 12 Months
Enrollment
1,263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
23
States / cities
Los Angeles, California • Aurora, Colorado • Gainesville, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed No phase listed Observational

Non-Invasive Screening for Fetal Aneuploidy: A New Maternal Plasma Marker

NCT00770458
View directory record Official record
Conditions
Down Syndrome (Trisomy 21), Edwards Syndrome (Trisomy 18), Patau Syndrome (Trisomy 13), Turner Syndrome
Interventions
Not listed
Lead sponsor
Sequenom, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
7
States / cities
La Jolla, California • San Diego, California • San Jose, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2010 · Synced Sep 28, 2026, 11:36 PM EDT
Recruiting Not applicable Interventional

NobleStitch EL STITCH Trial is a PFO Comparative Trial

NCT04339699
View directory record Official record
Conditions
Foramen Ovale, Patent, Stroke, Ischemic
Interventions
NobleStitch™EL Suture Mediated Closure System, Amplatzer PFO Occluder
Device
Lead sponsor
Nobles Medical Technologies II Inc
Industry
Eligibility
18 Years to 60 Years
Enrollment
640 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 28, 2026, 11:36 PM EDT
Completed No phase listed Observational

Antiplatelet Activity of Aspirin in Infants After Aortopulmonary and Cavopulmonary Shunts

NCT01656993
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
2 Days to 12 Months
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 4, 2017 · Synced Sep 28, 2026, 11:36 PM EDT