Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 26, 2026, 4:54 PM EDT

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Showing 1–24 of 25 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Heart Disease, Stroke, Ischemic Heart Disease, Myocardial Infarction
Interventions
aspirin, Warfarin
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
2,305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2014
U.S. locations
54
States / cities
Tucson, Arizona • Santa Clara, California • West Los Angeles, California + 41 more
Conditions
Aortic Stenosis
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Congestive Heart Failure Chronic, Low Ejection Fraction
Interventions
Heartlogic Diagnostic Tool Threshold Change, Heartlogic Diagnostic Tool Unchanged Threshold
Device
Lead sponsor
Robert Pickett
Industry
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Indianapolis, Indiana • Nashville, Tennessee
Conditions
Ventricular Ejection Fraction
Interventions
Anumana Low EF AI-ECG Algorithm, Care-as-Usual
Device · Other
Lead sponsor
Anumana, Inc.
Industry
Eligibility
18 Years and older
Enrollment
11,610 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
5
States / cities
Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota + 2 more
Conditions
Ventricular Arrythmia, Non-ischemic Cardiomyopathy, Arrhythmogenic Inflammatory Cardiomyopathy
Interventions
Prednisone 40mg
Drug
Lead sponsor
Roderick Tung
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Heart Failure, Heart Failure With Preserved Ejection Fraction
Interventions
DASH Diet, Usual diet
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years to 74 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Active, not recruiting Not applicable Interventional

IMpella-Protected cArdiaC Surgery Trial (IMPACT)

NCT05529654
Conditions
Left Ventricular Dysfunction
Interventions
Impella 5.5 with SmartAssist
Device
Lead sponsor
Abiomed Inc.
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
20
States / cities
Jonesboro, Arkansas • Los Angeles, California • San Diego, California + 15 more
Completed Phase 1Phase 2 Interventional Results available

Developing Oral LT3 Therapy for Heart Failure - HFpEF

NCT04111536
Conditions
Heart Failure With Preserved Ejection Fraction, Low Triiodothyronine Syndrome
Interventions
liothyronine, Placebo
Drug · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
ICD implantation
Procedure
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
3,290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
13
States / cities
Portland, Maine • Baltimore, Maryland • Boston, Massachusetts + 10 more
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
Metoprolol Succinate, Beta-Blocker Polygenic Score, Illumina Infinium Global Diversity Array with Enhanced Pharmacogenomics (PGx)
Drug · Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Asymptomatic Left Ventricular Systolic Dysfunction (Disorder), Heart Failure
Interventions
AI-enabled ECG-based Screening Tool
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
358 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Acute Heart Failure
Interventions
Sodium nitroprusside, Dobutamine, Furosemide
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
The Bronx, New York
Completed Phase 1Phase 2 Interventional Results available

Developing Oral LT3 Therapy for Heart Failure - HFrEF

NCT04112316
Conditions
Heart Failure With Reduced Ejection Fraction (HFrEF), Low T3 Syndrome
Interventions
Liothyronine, Placebo
Drug · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers

Low Ejection Fraction in Single Lead ECG

NCT05010655
Conditions
Left Ventricular Dysfunction, Ventricular Dysfunction, Heart Diseases, Cardiovascular Diseases
Interventions
Use of Eko DUO Electronic Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,935 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
O'Fallon, Illinois • Springfield, Illinois
Conditions
Cardiac Disease
Interventions
AI Algorithm to detect LVEF in ECG
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
16,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Boston, Massachusetts • The Bronx, New York • Rapid City, South Dakota + 1 more
Conditions
Myocardial Ischemia, Congestive Heart Failure, Cardiovascular Disease
Interventions
Autologous Stem Cells
Biological
Lead sponsor
Losordo, Douglas, M.D.
Individual
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Completed No phase listed Observational Results available

Heart Failure Optimization Study

NCT03016754
Conditions
Sudden Cardiac Death, Sudden Cardiac Arrest, Heart Failure, Heart Failure Low Output
Interventions
Wearable Cardioverter Defibrillator
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
602 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
39
States / cities
Birmingham, Alabama • West Hills, California • Fernandina Beach, Florida + 34 more
Conditions
Myocardial Ischemia, Congestive Heart Failure, Cardiovascular Disease
Interventions
Intramyocardial injection of autologous CD34-positive cells (stem cells)
Biological
Lead sponsor
Losordo, Douglas, M.D.
Individual
Eligibility
21 Years to 80 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Cardiopulmonary Failure, Myocardial Infarction (MI), Heart Decompensation, Heart Failure, HFrEF - Heart Failure with Reduced Ejection Fraction, HFpEF - Heart Failure with Preserved Ejection Fraction, Syncopation, Syncope, Ischemic Cardiovascular Disease, STEMI, STEMI (ST Elevation MI), Atrial Fibrillation (AF), Atrial Enlargement, LVF, Conduction Defect, Conduction Abnormalities, Heart Block, Valvular Diseases, Cardiac Output, Low, Stroke Volume, Stroke Volume Variation, Hyperkalemia, Hypercalcemia, Hypocalcemia, LV Dysfunction, QT Prolongation, Sudden Cardiac Death Due to Cardiac Arrhythmia, Ventricular Arrhythmia, Pacing, Pacing Induced Dyssynchrony, Silent Ischemia, Pericarditis, Sleep Related Breathing Disorder, RSA, Apnea, Obstructive, Cardiac Output Measurement, Respiratory Impedance, CRT And/or ICD, Infarction, Cardiomyopathies, Primary, Hypertrophy
Interventions
SUBPROTOCOL A, SUBPROTOCOL B, SUBPROTOCOL C, SUBPROTOCOL D, SUBPROTOCOL E, SUBPROTOCOL F, SUBPROTOCOL G, SUBPROTOCOL H
Device
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
15,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Melbourne, Florida
Conditions
Hypertension, Pulmonary, Heart Failure With Reduced Ejection Fraction
Interventions
Eko CORE 500 Digital Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
3,850 participants
Timeline
2025 – 2027
U.S. locations
4
States / cities
O'Fallon, Illinois • Springfield, Illinois • Norfolk, Virginia
Conditions
Congestive Heart Failure, Renal Dysfunction
Interventions
low dose Nesiritide, nesiritide, Sildenafil
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Rochester, Minnesota
Conditions
Heart; Functional Disturbance
Interventions
Not listed
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Loma Linda, California
Completed No phase listed Observational Accepts healthy volunteers

Low Ejection Fraction in Single Lead ECG- Ochsner

NCT05010642
Conditions
Left Ventricular Dysfunction, Ventricular Dysfunction, Heart Diseases, Cardiovascular Diseases
Interventions
Use of Eko DUO electronic Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
307 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Conditions
Heart Failure
Interventions
placebo, testosterone
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
50 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
16
States / cities
Phoenix, Arizona • Tucson, Arizona • Lakewood, California + 13 more