Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

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 8, 2026, 12:37 PM EDT

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

Showing 121–144 of 191 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tachycardia, Ventricular Clear all
Completed No phase listed Observational

Medtronic Genetic Arrhythmia Markers for Early Detection (GAME Study)

NCT00664807
View directory record Official record
Conditions
Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Atrial Fibrillation, Sick Sinus Syndrome
Interventions
Not listed
Lead sponsor
Medtronic Corporate Technologies and New Ventures
Industry
Eligibility
40 Years and older
Enrollment
1,023 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Aug 25, 2009 · Synced Oct 8, 2026, 12:37 PM EDT
Terminated No phase listed Observational

A Registry to Determine the Clinical and Genetic Risk Factors for Torsade De Pointes

NCT02439645
View directory record Official record
Conditions
Long qt Syndrome, Torsade de Pointes
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
4
States / cities
Boston, Massachusetts • West Roxbury, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 3, 2021 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Phase 4 Interventional Results available

Remifentanil Intravenous Patient Controlled Analgesia (IVPCA) for Ablation of Idiopathic Ventricular Tachycardia

NCT01901575
View directory record Official record
Conditions
Tachycardia, Ventricular
Interventions
Remifentanil
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 2, 2018 · Synced Oct 8, 2026, 12:37 PM EDT
Recruiting Not applicable Interventional

Parasternal Extravascular ICD System Pivotal Clinical Investigation (ALARION EV) Study

NCT07324031
View directory record Official record
Conditions
Ventricular Arrythmia, Ventricular Fibrillation, Ventricular Tachycardia
Interventions
Atala™ lead and EV-ICD Pulse Generator
Device
Lead sponsor
AtaCor Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
27
States / cities
Scottsdale, Arizona • Jonesboro, Arkansas • La Jolla, California + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Phase 3 Interventional

Ablation of Clinical Ventricular Tachycardia Versus Addition of Substrate Ablation on the Long Term Success Rate of VT Ablation

NCT01045668
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Radiofrequency Catheter Ablation (RFCA)
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 25, 2014 · Synced Oct 8, 2026, 12:37 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Biospecimen Repository for Cardiac Arrhythmias at the Cleveland Clinic

NCT00921986
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2035
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Phase 3 Interventional Results available

Vein of Marshall Ethanol Infusion for Persistent Atrial Fibrillation

NCT01898221
View directory record Official record
Conditions
Ventricular Tachycardia, Atrial Fibrillation
Interventions
Ethanol, Ablation
Drug · Procedure
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years to 85 Years
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
12
States / cities
Phoenix, Arizona • Los Angeles, California • San Diego, California + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Not applicable Interventional

Acute Study to Collect Electrical Signals From the Heart Using a Special Lead

NCT02772380
View directory record Official record
Conditions
Tachycardia, Ventricular Arrhythmias
Interventions
Defibrillation following induction of VT/VF
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
14
States / cities
Scottsdale, Arizona • Hartford, Connecticut • Jacksonville, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 19, 2018 · Synced Oct 8, 2026, 12:37 PM EDT
Recruiting Phase 2 Interventional

The NODE-202 Study (Study of Etripamil Nasal Spray in Pediatric Patients)

NCT05763953
View directory record Official record
Conditions
Paroxysmal Supraventricular Tachycardia
Interventions
Etripamil NS
Drug
Lead sponsor
Milestone Pharmaceuticals Inc.
Other
Eligibility
6 Years to 17 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
6
States / cities
Phoenix, Arizona • Oak Lawn, Illinois • Cincinnati, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Oct 8, 2026, 12:37 PM EDT
Terminated No phase listed Observational

The Use of CT to Identify Damaged Heart Muscle in Patients Undergoing Ventricular Tachycardia Ablation.

NCT00583284
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
21 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Oct 8, 2026, 12:37 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Personalized Therapy Study - Intrinsic Antitachycardia Pacing Post-Approval Study (iATP PAS)

NCT04496518
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Intrinsic Antitachycardia Pacing (iATP) Therapy
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
2,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
51
States / cities
Chandler, Arizona • Little Rock, Arkansas • Chula Vista, California + 44 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Phase 4 Interventional Results available

Antiarrhythmic Effects of Spironolactone in Patients With ICDs

NCT04495712
View directory record Official record
Conditions
Ventricular Arrhythmias
Interventions
spironolactone, placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 9, 2020 · Synced Oct 8, 2026, 12:37 PM EDT
Terminated Phase 2 Interventional

Study Evaluating GAP-486 on Heart Rhythm in Patients With Coronary Artery Disease

NCT00137332
View directory record Official record
Conditions
Arrhythmia
Interventions
GAP-486 (ZP-123), 0.9% Sodium Chloride, USP
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
19
States / cities
Sacramento, California • San Francisco, California • Washington D.C., District of Columbia + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2007 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Not applicable Interventional

A Randomized Trial of Remote Monitoring of Implantable Cardioverter Defibrillators Versus Quarterly Device Interrogations in Clinic

NCT00606567
View directory record Official record
Conditions
Tachycardia, Ventricular, Ventricular Fibrillation
Interventions
Methods for monitoring patients with ICD's
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 14, 2014 · Synced Oct 8, 2026, 12:37 PM EDT
Recruiting Phase 3 Interventional

Comparing Magnesium 2g Versus 4g Versus Placebo in the Incidence of Treating AFF RVR

NCT06376916
View directory record Official record
Conditions
Tachycardia Atrial, Atrial Fibrillation, Atrial Flutter With Rapid Ventricular Response
Interventions
Magnesium Sulfate 2 G, Magnesium Sulfate 4 G, Saline
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Oak Lawn, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 8, 2026, 12:37 PM EDT
Terminated Phase 2 Interventional

Treatment of an Inherited Ventricular Arrhythmia

NCT05122975
View directory record Official record
Conditions
Catecholaminergic Polymorphic Ventricular Tachycardia Type 1
Interventions
S48168 (ARM210), Matching Placebo
Drug
Lead sponsor
RyCarma Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 8, 2026, 12:37 PM EDT
Terminated Phase 2 Interventional Results available

Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial

NCT00401882
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Death, Ventricular Fibrillation, Tachycardia, Ventricular
Interventions
Epinephrine, Metoprolol
Drug
Lead sponsor
David Haines, MD
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated May 25, 2017 · Synced Oct 8, 2026, 12:37 PM EDT
Recruiting Not applicable Interventional

Trial in Arrhythmia Radioablation for Ventricular Tachycardia: Single Fraction vs Three Fractions

NCT06743789
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Radiation Therapy
Radiation
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Influence of Testosterone Administration on Drug-Induced QT Interval Prolongation and Torsades de Pointes

NCT02513940
View directory record Official record
Conditions
Long QT Syndrome
Interventions
Testosterone, Progesterone, Placebo, Ibutilide
Drug
Lead sponsor
Indiana University
Other
Eligibility
65 Years and older · Male only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 8, 2026, 12:37 PM EDT
Terminated Phase 3 Interventional Results available

Continuation of Antiarrhythmics Following Ventricular Tachycardia Catheter Ablation

NCT04208997
View directory record Official record
Conditions
Tachycardia, Ventricular, Catheter Ablation
Interventions
Antiarrhythmic drug
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 14, 2022 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Not applicable Interventional Results available

Stereotactic Ablative Radiotherapy for Refractory Ventricular Tachycardia

NCT03349892
View directory record Official record
Conditions
Refractory Ventricular Tachycardia
Interventions
Stereotactic Ablative Radiotherapy (SABR)
Radiation
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 15, 2021 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Not applicable Interventional Results available

Imaging With a Radio Tracer to Guide VT Ablations

NCT01250912
View directory record Official record
Conditions
Ventricular Tachycardia, Arrhythmia
Interventions
123I-metaiodobenzylguanidine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 27, 2022 · Synced Oct 8, 2026, 12:37 PM EDT
Completed Not applicable Interventional

CyberHeart's Cardiac Arrhythmia Ablation Treatment: Patients With Refractory Ventricular Tachycardia/Fibrillation

NCT02661048
View directory record Official record
Conditions
Tachycardia, Ventricular
Interventions
CyberHeart System
Device
Lead sponsor
Varian, a Siemens Healthineers Company
Industry
Eligibility
60 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Oct 8, 2026, 12:37 PM EDT
Recruiting No phase listed Observational

Genetic Markers of Cardiovascular Disease in Epilepsy

NCT02824822
View directory record Official record
Conditions
Epilepsy, Seizures, Syncope, Channelopathy, Cardiomyopathies
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 50 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2031
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Oct 8, 2026, 12:37 PM EDT