Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 7, 2026, 10:01 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 1,106 matching trials from the live ClinicalTrials.gov search.
Conditions
Tetralogy of Fallot, Congenital Heart Disease
Interventions
Remote Heart Rhythm Monitoring
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Healthy, Long QT Syndrome
Interventions
ERB-041
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2006
U.S. locations
1
States / cities
Miami, Florida
Conditions
Ondansetron
Interventions
Ondansetron
Drug
Lead sponsor
C.R.Darnall Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
2
States / cities
Fort Hood, Texas • Tacoma, Washington
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
Conditions
Ventricular Septal Defect
Interventions
Clear priming of the bypass pump
Procedure
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
1 Month to 18 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Mucopolysaccharidoses, Carotid Disease, Cardiac Disease, Inflammation
Interventions
Carotid ultrasonography, Echocardiography, transthoracic, Venipuncture
Diagnostic Test · Procedure
Lead sponsor
Children's Hospital of Orange County
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Orange, California
Conditions
Turner Syndrome, Short Stature
Interventions
Vosoritide
Drug
Lead sponsor
Roopa Kanakatti Shankar, MBBS, MS
Other
Eligibility
3 Years to 11 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Congenital Heart Disease in Children
Interventions
Continuous ketorolac
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
3 Months to 59 Months
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Hypoplastic Left Heart Syndrome, Obstructive Sleep Apnea Syndrome, Single Ventricle Physiology
Interventions
Not listed
Lead sponsor
University of Rochester
Other
Eligibility
1 Month to 2 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Rochester, New York
Conditions
Arrhythmogenic Right Ventricular Cardiomyopathy
Interventions
Flecainide Pill, Placebo
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
6
States / cities
Denver, Colorado • Baltimore, Maryland • New York, New York + 3 more
Conditions
Congenital Heart Disease, Disorder of Fetus or Newborn
Interventions
Methylprednisolone, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
Up to 30 Days
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
2
States / cities
Atlanta, Georgia • Charleston, South Carolina
Conditions
Congenital Heart Disease
Interventions
Macitentan 10 mg, Placebo
Drug
Lead sponsor
Actelion
Industry
Eligibility
12 Years and older
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
6
States / cities
Birmingham, Alabama • Los Angeles, California • Boston, Massachusetts + 3 more
Conditions
Congenital Heart Disease
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Up to 21 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Congenital Heart Defects
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
6 Months to 18 Years
Enrollment
928 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Congenital Heart Defects
Interventions
Triostat, Placebo
Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
Up to 5 Months
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
3
States / cities
Los Angeles, California • Palo Alto, California • Seattle, Washington
Completed No phase listed Observational Accepts healthy volunteers

Study of Heritable Connective Tissue Disorders

NCT00001641
Conditions
Connective Tissue Disease, Dissecting Aneurysm, Ehlers Danlos Syndrome, Marfan Syndrome, Nail Patella Syndrome
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
Not listed
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Accepts healthy volunteers

The Accuracy of an Artificially-intelligent Stethoscope

NCT00564122
Conditions
Heart Murmurs, Congenital Heart Disease, Structural Heart Disease
Interventions
Artificially-Intelligent Stethoscope, Physical Examination
Device · Other
Lead sponsor
Akron Children's Hospital
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
3
States / cities
Akron, Ohio • Beachwood, Ohio • Boardman, Ohio
Conditions
Marfan Syndrome
Interventions
Exercise Intervention Group, Control Group
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
10 Years to 25 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Arrhythmia
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 1Phase 2 Interventional

Fibrosis and the Fontan

NCT04901975
Conditions
Single-ventricle
Interventions
Spironolactone
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Year to 6 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Congenital Heart Disease
Interventions
Cardiovascular Magnetic Resonance Imaging
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
51 participants
Timeline
2019 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Stroke, PFO - Patent Foramen Ovale
Interventions
PFO closure with GORE® CARDIOFORM Septal Occluder
Device
Lead sponsor
W.L.Gore & Associates
Industry
Eligibility
18 Years to 70 Years
Enrollment
636 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2031
U.S. locations
45
States / cities
Tucson, Arizona • La Jolla, California • Loma Linda, California + 39 more
Conditions
Hypoplastic Left Heart Syndrome
Interventions
Autologous Umbilical Cord Blood
Biological
Lead sponsor
Michael Cotten
Other
Eligibility
Up to 2 Days
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Not listed No phase listed Observational Accepts healthy volunteers

Non-Invasive Determination of Fetal Chromosome Abnormalities

NCT00891852
Conditions
Down Syndrome (Trisomy 21), Edward's Syndrome (Trisomy 18), Patau Syndrome (Trisomy 13), Klinefelter Syndrome (47, XXY), and Other Chromosome, Abnormalities.
Interventions
Not listed
Lead sponsor
Lenetix Medical Screening Laboratory
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
7
States / cities
Rockville, Maryland • Moristown, New Jersey • Mineola, New York + 3 more