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ClinicalTrials.gov public records Last synced Oct 29, 2026, 4:06 AM EDT

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Showing 1–24 of 225 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cardiovascular Death Clear all
Withdrawn No phase listed Observational

Analyzing Gene Regions That May Interact With the Effectiveness of High Blood Pressure Drugs

NCT00573092
View directory record Official record
Conditions
Myocardial Infarction, Cerebrovascular Accident, Death, Sudden, Cardiac
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
30 Years to 79 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 9, 2016 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Results available

Donors After Circulatory Death Heart Trial

NCT03831048
View directory record Official record
Conditions
Heart Transplant
Interventions
OCS Heart System, Cold Storage
Device · Other
Lead sponsor
TransMedics
Industry
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
25
States / cities
La Jolla, California • Los Angeles, California • Palo Alto, California + 19 more
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 3 Interventional Results available

Effect of High Dose Fish Oil Supplementation After Recent Heart Attack Using Magnetic Resonance Imaging

NCT00729430
View directory record Official record
Conditions
Myocardial Infarction, Death, Sudden, Cardiac
Interventions
Omega-3 Fatty Acids (Fish Oil Supplements), Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years and older
Enrollment
358 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 1, 2017 · Synced Oct 29, 2026, 4:06 AM EDT
Active, not recruiting No phase listed Observational

Genomics of Sudden Cardiac Arrest

NCT00661128
View directory record Official record
Conditions
Death, Sudden, Cardiac
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
14,862 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Oct 29, 2026, 4:06 AM EDT
Terminated Phase 3 Interventional

To Determine the Effects of Avosentan on Doubling of Serum Creatinine, End Stage Renal Disease and Death in Diabetic Nephropathy

NCT00120328
View directory record Official record
Conditions
Diabetic Nephropathy
Interventions
SPP301
Drug
Lead sponsor
Speedel Pharma Ltd.
Industry
Eligibility
21 Years to 80 Years
Enrollment
2,364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 5, 2007 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 3 Interventional Results available

Prevention of Cardiovascular Events (eg, Death From Heart or Vascular Disease, Heart Attack, or Stroke) in Patients With Prior Heart Attack Using Ticagrelor Compared to Placebo on a Background of Aspirin

NCT01225562
View directory record Official record
Conditions
Myocardial Infarction, Cardiovascular Death, Atherothrombosis, Stroke
Interventions
Ticagrelor 90 mg, Ticagrelor 60 mg, Ticagrelor Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
50 Years to 130 Years
Enrollment
21,379 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
250
States / cities
Alexander City, Alabama • Athens, Alabama • Birmingham, Alabama + 247 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2016 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

The Signal-averaged ElectrocArdiogram in Long Term Follow-up of Chronic CHagas Disease - RIO de Janeiro Cohort

NCT01340963
View directory record Official record
Conditions
Chagas Cardiomyopathy, Cardiac Arrhythmia, Stroke, Left Ventricular Function Systolic Dysfunction, Cardiac Death
Interventions
Not listed
Lead sponsor
Universidade Gama Filho
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Results available

Assessment of Primary Prevention Patients Receiving An ICD - Systematic Evaluation of ATP

NCT02923726
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Arm 1 (ATP+Shock), Arm 2 (shock only)
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
21 Years and older
Enrollment
2,692 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
89
States / cities
Huntsville, Alabama • Anchorage, Alaska • Mesa, Arizona + 82 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

Study of the Implantable Cardioverter Defibrillator (ICD) Intracardiac Electrograms

NCT00916435
View directory record Official record
Conditions
Congestive Heart Failure, Sudden Cardiac Death, Arrhythmia, Cardiomyopathies
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 21, 2015 · Synced Oct 29, 2026, 4:06 AM EDT
Active, not recruiting No phase listed Observational

Neural Circulatory Control and SUDEP Risk.

NCT02813980
View directory record Official record
Conditions
Epilepsy, Seizures
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
39 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 11, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Sudden Unexplained Death in Childhood (SUDC) Registry

NCT03109197
View directory record Official record
Conditions
Sudden Unexplained Death Syndrome, Sudden Unexplained Death in Childhood
Interventions
Biospecimin Collection
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
11 Months to 100 Years
Enrollment
1,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

Vascular Events In Surgery patIents cOhort evaluatioN - Cardiac Surgery

NCT01842568
View directory record Official record
Conditions
Vascular Death, Myocardial Infarction, Stroke, Cardiac Surgery
Interventions
Not listed
Lead sponsor
Population Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
15,989 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2025 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

Heart Rate Variability and Sudden Cardiac Death

NCT00005235
View directory record Official record
Conditions
Cardiovascular Diseases, Coronary Disease, Heart Diseases, Myocardial Infarction, Death, Sudden, Cardiac, Ventricular Arrhythmia
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
715 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1988 – 1993
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 24, 2015 · Synced Oct 29, 2026, 4:06 AM EDT
Not listed No phase listed Observational

South Asian Arrhythmogenic Cardiomyopathy Registry

NCT04895540
View directory record Official record
Conditions
Arrhythmogenic Right Ventricular Cardiomyopathy, Arrhythmogenic Right Ventricular Dysplasia, Arrhythmogenic Ventricular Cardiomyopathy, Arrhythmogenic Cardiomyopathy, Ventricular Tachycardia, Sudden Cardiac Death
Interventions
ECG, Echocardiography, Cardiac MRI, Ambulatory ECG recording, Cardiac EP study, All study subjects will undergo sample collection for genetic testing.
Diagnostic Test · Genetic
Lead sponsor
Sheri Kashmir Institute of Medical Sciences
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Oct 29, 2026, 4:06 AM EDT
Not yet recruiting Phase 3 Interventional

Cilostazol for Prevention of Recurrent Stroke Trial

NCT07174414
View directory record Official record
Conditions
Stroke Recurrence, Myocardial Infarction, Vascular Death, Ischemic Stroke, TIA (Transient Ischemic Attack), Stroke (CVA) or Transient Ischemic Attack, Recurrent Stroke
Interventions
Cilostazol 100 mg Tablets, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
40 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
52
States / cities
Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 41 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Influence of Progesterone Administration on Drug-Induced QT Interval Lengthening

NCT01929083
View directory record Official record
Conditions
Prolonged QT Interval in EKG and Sudden Death
Interventions
Progesterone, Placebo, Ibutilide
Drug
Lead sponsor
Indiana University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 30, 2015 · Synced Oct 29, 2026, 4:06 AM EDT
Active, not recruiting Not applicable Interventional Results available

DCD IIT: Evaluating the Safety of Utilizing Donor Hearts From Donation After Circulatory Death (DCD) Donors

NCT05462041
View directory record Official record
Conditions
Organ Transplant
Interventions
DBD Donor Heart Transplantation, DCD Donor Heart Transplantation
Other · Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Active, not recruiting No phase listed Observational

PRE-DETERMINE Cohort Study

NCT01114269
View directory record Official record
Conditions
Coronary Artery Disease, Left Ventricular Dysfunction, Sudden Cardiac Death
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
5,764 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2026
U.S. locations
86
States / cities
Anchorage, Alaska • Glendale, Arizona • Phoenix, Arizona + 76 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Results available

Vest Prevention of Early Sudden Death Trial and VEST Registry

NCT01446965
View directory record Official record
Conditions
Myocardial Infarction, Ventricular Dysfunction, Sudden Death, Ventricular Tachycardia, Ventricular Fibrillation
Interventions
wearable defibrillator
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
2,348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2019
U.S. locations
57
States / cities
Anchorage, Alaska • Fresno, California • Salinas, California + 47 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2021 · Synced Oct 29, 2026, 4:06 AM EDT
Recruiting No phase listed Observational

Molecular Autopsy Study

NCT02168088
View directory record Official record
Conditions
Sudden Unexplained Death
Interventions
Not listed
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
Up to 45 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2030
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 16, 2025 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 3 Interventional

Efficacy of Implantable Defibrillator Therapy After a Myocardial Infarction

NCT00673842
View directory record Official record
Conditions
Myocardial Infarction, Sudden Death
Interventions
Implantable Cardioverter Defibrillator + Usual Care, Usual care
Device · Other
Lead sponsor
University of Calgary
Other
Eligibility
18 Years to 80 Years
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
29
States / cities
Huntsville, Alabama • Lakewood, Colorado • Tampa, Florida + 23 more
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Oct 29, 2026, 4:06 AM EDT
Recruiting Not applicable Interventional

Programmed Ventricular Stimulation to Risk Stratify for Early Cardioverter-Defibrillator (ICD) Implantation to Prevent Tachyarrhythmias Following Acute Myocardial Infarction (PROTECT-ICD)

NCT03588286
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Electrophysiology study (EPS), Standard Care, Cardiac Magnetic Resonance (CMR)
Procedure · Other
Lead sponsor
Western Sydney Local Health District
Other
Eligibility
18 Years to 85 Years
Enrollment
1,058 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Oct 29, 2026, 4:06 AM EDT
Not listed Not applicable Interventional

Sodium Channel Splicing in Heart Failure Trial (SOCS-HEFT) Prospective Study

NCT02738749
View directory record Official record
Conditions
Death, Sudden, Cardiac
Interventions
Implantable cardioverter-defibrillator (ICD)
Device
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 2 Interventional Results available

Coenzyme Q10 in Post-Cardiac Arrest Cerebral Resuscitation

NCT01319110
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Arrest
Interventions
Coenzyme Q10, Placebo
Drug · Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Oct 29, 2026, 4:06 AM EDT