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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 7, 2026, 5:27 AM EDT

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

Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Endothelin-1 Clear all
Completed No phase listed Observational

Effect of Endothelin-1 Receptor Blockade on Circulating Endothelial Microparticles Levels in Patients With Pulmonary Hypertension

NCT00675051
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2016 · Synced Sep 7, 2026, 5:27 AM EDT
Completed No phase listed Observational

Long Term Effects of Erythrocyte Lysis

NCT00842621
View directory record Official record
Conditions
Sickle Cell Disease, Hemolytic Anemia
Interventions
Clinical Evaluations, Laboratory Studies
Procedure · Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
5 Years and older
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 26, 2016 · Synced Sep 7, 2026, 5:27 AM EDT
Completed Phase 4 Interventional Results available

Endothelin-1 and Cardiac Allograft Vasculopathy (CAV)

NCT05373108
View directory record Official record
Conditions
Cardiac Allograft Vasculopathy
Interventions
Macitentan
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 11, 2024 · Synced Sep 7, 2026, 5:27 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

: Vascular Function in Health and Disease

NCT02966665
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Pulmonary Artery Hypertension, Heart Failure, Hypertension
Interventions
Maximum Exercise Tests, BH4, L-NMMA, Vitamin C, Vitamin E, α-Lipoic Acid and L-Ascorbate, BQ-123, Fexofenadine, Ranitidine, Angiotensin-II, Valsartan, Acetylcholine, Sodium Nitroprusside, Angiotensin-II, Norepinephrine, Phentolamine, BQ-123, MitoQ, BH4
Other · Drug
Lead sponsor
Russell Richardson
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Sep 7, 2026, 5:27 AM EDT
Completed Phase 1 Interventional

The Role of Endothelin-1 in Sickle Cell Disease

NCT02712346
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Ambrisentan, Placebo
Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Sep 7, 2026, 5:27 AM EDT
Completed No phase listed Observational

Mechanisms of Increased Ambulatory Blood Pressure in Patients With Intradialytic Hypertension

NCT01862497
View directory record Official record
Conditions
Intradialytic Hypertension
Interventions
Carvedilol vs. Prazosin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 30, 2018 · Synced Sep 7, 2026, 5:27 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Endothelin Receptor Function and Acute Stress

NCT02116335
View directory record Official record
Conditions
Hypertension
Interventions
Bosentan, Placebo
Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 50 Years
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Sep 7, 2026, 5:27 AM EDT
Withdrawn Phase 4 Interventional

Early iNO for Oxidative Stress, Vascular Tone and Inflammation in Babies With Hypoxic Respiratory Failure

NCT01891500
View directory record Official record
Conditions
Persistent Fetal Circulation Syndrome, Hypertension, Pulmonary, of Newborn, Persistent, Persistent Pulmonary Hypertension of Newborn
Interventions
Inhaled nitric oxide, Nitrogen Gas, Crossover iNO
Drug
Lead sponsor
University of Florida
Other
Eligibility
30 Minutes to 48 Hours
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Sep 7, 2026, 5:27 AM EDT
Completed Not applicable Interventional

Evaluation of Hemodynamic Parameters Following Transjugular Intrahepatic Portosystemic Shunt (TIPS)

NCT04050683
View directory record Official record
Conditions
Refractory Ascites
Interventions
Study - Transjugular Intrahepatic Portosystemic Shunt (TIPS), Control - Transjugular Intrahepatic Portosystemic Shunt (TIPS)
Procedure
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 7, 2026, 5:27 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Vascular Dysfunction in Hypertensive Postmenopausal Women

NCT03371823
View directory record Official record
Conditions
Cardiovascular Diseases, Hypertension
Interventions
Normotensive, Hypertensives
Other · Drug
Lead sponsor
University of Delaware
Other
Eligibility
50 Years to 70 Years · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Sep 7, 2026, 5:27 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Prenatal Aspirin and Postpartum Vascular Function

NCT05653973
View directory record Official record
Conditions
Preeclampsia, Microvascular Function
Interventions
Acetylcholine, Endothelin-1
Drug
Lead sponsor
Anna Stanhewicz, PhD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Sep 7, 2026, 5:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Predictors of Pulmonary Hypertension Risk in Premature Infants With Bronchopulmonary Dysplasia

NCT01516398
View directory record Official record
Conditions
Bronchopulmonary Dysplasia (BPD), Hypertension, Pulmonary
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
Up to 30 Weeks
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2019
U.S. locations
2
States / cities
Mountain View, California • Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 28, 2021 · Synced Sep 7, 2026, 5:27 AM EDT
Recruiting Phase 1 Interventional

Sparsentan for the Treatment of VEGF Signaling Pathway Inhibitor-Associated Proteinuria

NCT07224776
View directory record Official record
Conditions
Proteinuric Renal Disease, Proteinuric Kidney Disease, Proteinuria, Proteinuria in Nephrotic Range
Interventions
sparsentan, No sparsentan
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 7, 2026, 5:27 AM EDT
Completed No phase listed Observational

Physiologic Mechanisms in Pediatric Traumatic Brain Injury (TBI)

NCT01763892
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
5 Days to 15 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 19, 2015 · Synced Sep 7, 2026, 5:27 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers Results available

Vascular Dysfunction in Black Individuals: Roles of Nitric Oxide and Endothelin-1

NCT04770155
View directory record Official record
Conditions
Vascular Function, Racial Disparity
Interventions
Dietary Nitrates 400 mg, L-citrulline 3 g, Sildenafil 100 mg, Bosentan 125 mg
Dietary Supplement · Drug
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 40 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Sep 7, 2026, 5:27 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Contribution of Endothelin-1 to Exercise Intolerance in Heart Failure

NCT02124824
View directory record Official record
Conditions
Heart Failure
Interventions
BQ-123
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
45 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 19, 2021 · Synced Sep 7, 2026, 5:27 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Comparative Evaluation of Nicotine Analogs

NCT07585006
View directory record Official record
Conditions
Tobacco-Related Carcinoma, Addiction
Interventions
Biospecimen Collection, Nicotine, 6-Methyl Nicotine, nicotinamide, Puffing Topography Research, Survey Administration, Cardiovascular effects
Procedure · Drug · Behavioral + 1 more
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Sep 7, 2026, 5:27 AM EDT
Completed No phase listed Observational

Racial Differences: Nitric Oxide(NO) and Endothelin-1(ET-1) in Preeclampsia (PreE)

NCT00653809
View directory record Official record
Conditions
Preeclampsia
Interventions
Not listed
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Apr 5, 2012 · Synced Sep 7, 2026, 5:27 AM EDT