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ClinicalTrials.gov public records Last synced May 22, 2026, 1:34 AM EDT

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

Showing 1–14 of 14 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Arrhythmia in Children Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Child Maltreatment, Interpersonal Relations, Victimisation, Psychopathology, Electrocardiography
Interventions
Debrief
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
13 Years to 17 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 15, 2024 · Synced May 22, 2026, 1:34 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Heart Block, Bradycardia, Tachycardia, Arrhythmia
Interventions
MP3
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
4 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced May 22, 2026, 1:34 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy (HCM)
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Up to 21 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 22, 2026, 1:34 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Circadian Dysrhythmia, Sleep Disturbance, Critical Illness, Children, Only
Interventions
Daytime light exposure, Daytime restricted feeding
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
3 Years to 6 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced May 22, 2026, 1:34 AM EDT
Withdrawn No phase listed Observational
View directory record Official record
Conditions
Circadian Dysrhythmia
Interventions
Jawbone UP4
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
5 Years to 10 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 30, 2022 · Synced May 22, 2026, 1:34 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Bradycardia, Arrhythmias
Interventions
Atropine
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
1 Day to 2 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced May 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Arrhythmias, Cardiac, Heart Block
Interventions
Holter Monitor, Zio Patch
Device
Lead sponsor
Columbia University
Other
Eligibility
Up to 21 Years
Enrollment
247 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced May 22, 2026, 1:34 AM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Arrhythmia in Children, Congenital Heart Disease
Interventions
Provocative electrophysiology study
Diagnostic Test
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Years to 18 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced May 22, 2026, 1:34 AM EDT
Enrolling by invitation Not applicable Interventional
View directory record Official record
Conditions
Arrhythmia in Children
Interventions
Apple Watch
Device
Lead sponsor
Stanford University
Other
Eligibility
6 Years to 21 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced May 22, 2026, 1:34 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Coronavirus Infection (COVID-19), Pulmonary Arterial Hypertension, Urinary Tract Infections in Children, Hypertension, Pain, Hyperphosphatemia, Primary Hyperaldosteronism, Edema, Hypokalemia, Heart Failure, Hemophilia, Menorrhagia, Insomnia, Pneumonia, Skin Infection, Arrythmia, Asthma in Children, Bronchopulmonary Dysplasia, Adrenal Insufficiency, Fibrinolysis; Hemorrhage, Attention Deficit Hyperactivity Disorder, Multisystem Inflammatory Syndrome in Children (MIS-C), Kawasaki Disease, Coagulation Disorder, Down Syndrome
Interventions
The POP02 study is collecting bodily fluid samples (i.e., whole blood, effluent samples) of children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Duke University
Other
Eligibility
0 Years to 20 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
48
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 40 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced May 22, 2026, 1:34 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Down Syndrome, Bradycardia
Interventions
Monitoring patients undergoing surgery to look for association between ANS activity and bradycardia
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Month to 8 Years
Enrollment
195 participants
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced May 22, 2026, 1:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
Not listed
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 26, 2012 · Synced May 22, 2026, 1:34 AM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Ventricular Tachycardia, Ventricular Fibrillation, Cardiomyopathy, Long QT Syndrome, Congenital Heart Disease
Interventions
ICD lead implant, Thin leads
Device
Lead sponsor
Charles Berul
Other
Eligibility
1 Year to 55 Years
Enrollment
748 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced May 22, 2026, 1:34 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Syncope, Pediatric, Congenital Athymia, Congenital Heart Disease, Arrhythmia, Arrhythmia in Children
Interventions
Zio monitor
Device
Lead sponsor
iRhythm Technologies, Inc.
Industry
Eligibility
1 Year to 17 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Boise, Idaho • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced May 22, 2026, 1:34 AM EDT