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ClinicalTrials.gov public records Last synced Oct 24, 2026, 6:05 PM EDT

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

Showing 1–24 of 294 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Circulatory Arrest Clear all
Completed Not applicable Interventional Results available

Open Pilot Trial of a Mind-body Program for Cardiac Arrest Survivors and Their Caregivers

NCT06517394
View directory record Official record
Conditions
Emotional Distress, Cardiac Arrest
Interventions
Recovering Together after Cardiac Arrest
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Neuroprognostication Using Optic Nerve Sheath Diameter

NCT03195881
View directory record Official record
Conditions
Heart Arrest, Intracranial Pressure Increase
Interventions
Ocular ultrasound
Other
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Flow Arrest Safety and Technical Success With Balloon Guide Catheters

NCT04416659
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
Neuro-vascular access
Device
Lead sponsor
Medtronic Neurovascular Clinical Affairs
Industry
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
9
States / cities
Phoenix, Arizona • Englewood, Colorado • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Cardiopulmonary Resuscitation (CPR) Dissemination Study Using Nurses and Volunteers

NCT01252316
View directory record Official record
Conditions
Cardiovascular Risk Factors, Coronary Disease, Cardiac Arrest
Interventions
CPR Training using the Family and Friends CPR Anytime VSI Kit, Implementation of an In-Hospital CPR Training Model
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 1, 2018 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Intestinal Ischemia as a Stimulus for Systemic Inflammatory Response After Cardiac Arrest

NCT01944605
View directory record Official record
Conditions
Cardiac Arrest, Reperfusion Injury
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 6, 2017 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Not applicable Interventional Results available

The Care After Life-threatening Medical Events Study

NCT04589559
View directory record Official record
Conditions
Cardiac Arrest, Fear
Interventions
Heart Rate Variability Biofeedback Training
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 19, 2022 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Not applicable Interventional Results available

Heart Rate Response to Regadenoson and Sudden Cardiac Death

NCT01842035
View directory record Official record
Conditions
Left Ventricular Systolic Dysfunction, Sudden Cardiac Death
Interventions
regadenoson
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 18, 2022 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Not applicable Interventional

PREPARE - Primary Prevention Parameters Evaluation

NCT00279279
View directory record Official record
Conditions
Tachycardia, Ventricular, Implantable Cardioverter Defibrillator (ICD), Fibrillation, Ventricular, Syncope
Interventions
Implanted Device
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
31
States / cities
Birmingham, Alabama • Mesa, Arizona • Phoenix, Arizona + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2006 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Phase 1 Interventional Results available

Study to Evaluate the Effect of Eleclazine on QT, Safety, and Tolerability in Participants With Long QT2 Syndrome

NCT02365506
View directory record Official record
Conditions
LQT2 Syndrome
Interventions
Eleclazine, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 30, 2020 · Synced Oct 24, 2026, 6:05 PM EDT
Terminated Phase 4 Interventional Results available

Antiseizure Medication in Seizure Networks at Early Acute Brain Injury

NCT06081283
View directory record Official record
Conditions
Brain Injuries, Acute, Brain Injuries, Traumatic, Brain Ischemia, Brain Hypoxia, Hypoxia-Ischemia, Brain, Heart Arrest, Stroke, Intracranial Hemorrhages, Coma, Persistent Vegetative State
Interventions
Phenobarbital Sodium Injection, Levetiracetam, Lacosamide Injectable Product, Valproate Sodium, Fosphenytoin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Months to 70 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 24, 2026, 6:05 PM EDT
Suspended Phase 1 Interventional

Packed Red Blood Cell Transfusion During Cardiac Arrest

NCT06462027
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Packed Red Blood Cells (1 unit), Packed Red Blood Cells (2 units), Saline
Drug · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Not applicable Interventional Results available

ASSURE WCD Clinical Evaluation - Conversion Efficacy Study

NCT04132466
View directory record Official record
Conditions
Death, Sudden, Cardiac
Interventions
Defibrillation using the ASSURE wearable cardioverter defibrillator therapy delivered via a waveform delivery test system
Device
Lead sponsor
Kestra Medical Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
4
States / cities
Anchorage, Alaska • Ann Arbor, Michigan • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2024 · Synced Oct 24, 2026, 6:05 PM EDT
Not listed No phase listed Observational

Electrophysiologic and Morphologic Assessment of the Substrate to Guide Implantation of Defibrillators in Dilated Cardiomyopathy

NCT01378572
View directory record Official record
Conditions
Dilated Cardiomyopathy, Primary Prevention of Sudden Cardiac Death, Implantable Cardioverter Defibrillator
Interventions
Not listed
Lead sponsor
Catholic University of the Sacred Heart
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 22, 2011 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Personalized Risk Identification and Management for Arrhythmias and Heart Failure by ECG and MRI

NCT01353131
View directory record Official record
Conditions
Inpatients and Outpatients With Routine 12-lead ECG
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 70 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 6, 2018 · Synced Oct 24, 2026, 6:05 PM EDT
Recruiting Phase 3 Interventional

Early Amiodarone in Shockable Cardiac Arrest

NCT06680869
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Amiodarone Hydrochloride Injection, Usual Care Protocol
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
585 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 24, 2026, 6:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smoking and Ventricular Repolarization

NCT03916341
View directory record Official record
Conditions
Sudden Cardiac Death, Prolonged QTc Interval
Interventions
EC with nicotine, EC without nicotine, control, TC with nicotine (own brand), research TC with very low level nicotine
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 45 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Oct 24, 2026, 6:05 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 24, 2026, 6:05 PM EDT
Recruiting No phase listed Observational

Imaging Techniques for Identifying Factors of Sudden Cardiac Death Risk

NCT00181233
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Effect of Pre-imaging on Cardiopulmonary Resuscitation (CPR) Pause

NCT04248985
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Pre-Imaging - an ultrasound technique of acquiring images
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 8, 2022 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Evaluating Erythropoietin as an Indicator for Possible Kidney Injury After Cardiac Surgery

NCT01393418
View directory record Official record
Conditions
Erythropoietin, Acute Kidney Injury, Renal Biomarker
Interventions
Cardiac Surgery
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 15, 2016 · Synced Oct 24, 2026, 6:05 PM EDT
Recruiting Not applicable Interventional

The VENTOR Clinical Study

NCT06759389
View directory record Official record
Conditions
Cardiac Arrest (CA)
Interventions
Resuscitation (Ventor)
Device
Lead sponsor
CoLabs Medical
Industry
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 24, 2026, 6:05 PM EDT
Recruiting No phase listed Observational

HeartStart HS1 Defibrillator* Event Registry

NCT04840797
View directory record Official record
Conditions
Sudden Cardiac Arrest
Interventions
HeartStart HS1
Device
Lead sponsor
Heartstream US LLC
Industry
Eligibility
Not listed
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 24, 2026, 6:05 PM EDT
Terminated Phase 2 Interventional Results available

Ceftriaxone to PRevent pneumOnia and inflammatTion aftEr Cardiac arresT (PROTECT)

NCT04999592
View directory record Official record
Conditions
Out-Of-Hospital Cardiac Arrest, Pneumonia
Interventions
Standard of care without prophylaxis, Antibiotic prophylaxis
Drug
Lead sponsor
David J. Gagnon
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Apr 17, 2025 · Synced Oct 24, 2026, 6:05 PM EDT
Completed No phase listed Observational

Risk Stratification of Patients Presenting With Cardiac Arrest

NCT02738099
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Not listed
Lead sponsor
Essentia Health
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Duluth, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2020 · Synced Oct 24, 2026, 6:05 PM EDT