Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 21, 2026, 11:20 AM EDT

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Showing 1–24 of 75 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Sickle Cell Disease
Interventions
[13N]NH3, Lexiscan, Positron emission tomography
Drug · Diagnostic Test
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
18 Years to 21 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Diastolic Heart Failure
Interventions
Eplerenone
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Cardiomyopathies, Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy, Restrictive Cardiomyopathy, Arrhythmogenic Right Ventricular Cardiomyopathy, Left Ventricular Non-compaction Cardiomyopathy
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2030
U.S. locations
1
States / cities
Indianapolis, Indiana
Withdrawn Not applicable Interventional Accepts healthy volunteers

Understanding the Mechanisms of Diastolic Dysfunction

NCT03340233
Conditions
Heart Failure With Preserved Ejection Fraction, Healthy
Interventions
MRI (cardiac) off-label use gadolinium contrast (IND exempt), MRI (cardiac)
Diagnostic Test
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Diastolic Dysfunction
Interventions
Exercise
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
40 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Heart Failure, Congestive, Heart Decompensation, Left Ventricular Failure, Myocardiopathies, Systolic or Diastolic Left Ventricular Dysfunction
Interventions
Carperitide, Placebo
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
30
States / cities
Huntsville, Alabama • Los Angeles, California • Orange, California + 25 more
Conditions
HIV Infections
Interventions
Cardiac MRI/MRS
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years to 75 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
3
States / cities
Los Angeles, California • Boston, Massachusetts • Dallas, Texas
Conditions
Ventricular Dysfunction, Left, Major Adverse Cardiac Events
Interventions
EGHEM
Procedure
Lead sponsor
University of Nebraska
Other
Eligibility
70 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Cardiomyopathy, Renal Impairment
Interventions
Tadalafil, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 90 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Recruiting No phase listed Observational Accepts healthy volunteers

Pediatric Hypertension and the Renin-Angiotensin SystEm (PHRASE)

NCT04752293
Conditions
Hypertension, Left Ventricular Hypertrophy, Left Ventricular Dysfunction, Left Atrial Dilatation, Left Ventricular Diastolic Dysfunction, Kidney Diseases, Kidney Injury, Kidney Dysfunction, Sodium Urine High, Blood Pressure Disorders, Uric Acid Retention, Angiotensin Hypertension, Autonomic Dysfunction, Autonomic Imbalance, Pediatric Kidney Disease, Pediatric Obesity, Proteinuria, Albuminuria
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
7 Years to 18 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Aortic Stenosis, Diastolic Dysfunction
Interventions
AI-ECG Dashboard, Point of care ultrasound (POCUS)
Device · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
60 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Hereditary Hemochromatosis
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
21 Years to 100 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Diastolic Heart Failure, Diastolic Dysfunction
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Decatur, Georgia
Conditions
Diastolic Dysfunction, Hypertension
Interventions
Valsartan
Drug
Lead sponsor
Novartis
Industry
Eligibility
45 Years and older
Enrollment
317 participants
Timeline
2004 – 2006
U.S. locations
1
States / cities
East Hanover, New Jersey
Completed Not applicable Interventional Results available

Noninvasive Neuromodulation to Reserve Diastolic Dysfunction

NCT02983448
Conditions
Heart Failure, Diastolic
Interventions
transcutaneous vagus nerve stimulation
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 90 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Heart Failure With Preserved Ejection Fraction
Interventions
Ranolazine, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
San Diego, California
Completed Phase 2 Interventional Accepts healthy volunteers

PDD in Type 2 Diabetes w/wo Diastolic Dysfunction

NCT03744975
Conditions
Diabetes Mellitus, Type 2, Diastolic Dysfunction
Interventions
LCZ 696, Placebos
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Congestive Heart Failure
Interventions
Avandia (Rosiglitazone), Avanclia (Rosiqlitazone)
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
22 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
2
States / cities
Bethesda, Maryland
Conditions
Heart Failure
Interventions
O2 consumption max bike test
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers Results available

Systolic Blood Pressure Intervention Trial

NCT01206062
Conditions
Hypertension
Interventions
Intensive control of SBP, Standard control of SBP
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
50 Years and older
Enrollment
9,361 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Hypertrophic Cardiomyopathy
Interventions
Eleclazine, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
26
States / cities
Los Angeles, California • Stanford, California • New Haven, Connecticut + 16 more
Conditions
Heart Failure Preserved Ejection Fraction
Interventions
Coronary Sinus Reducer
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Hypertrophic Cardiomyopathy, Left Ventricular Hypertrophy, Myocardial Ischemia
Interventions
Losartan
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Angina, Unstable, Myocardial Infarction, Ischemic Heart Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
20 Years to 75 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland