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ClinicalTrials.gov public records Last synced Oct 15, 2026, 9:49 AM EDT

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Showing 433–449 of 449 matching trials from the live ClinicalTrials.gov search.
Conditions
Sickle Cell Disease
Interventions
Cardiac magnetic resonance imaging (CMR)
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Heart Defects, Congenital, Hypertension, Pulmonary
Interventions
L-citrulline, Placebo of intravenous L-citrulline
Drug
Lead sponsor
Asklepion Pharmaceuticals, LLC
Industry
Eligibility
Up to 17 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Pulmonary Arterial Hypertension
Interventions
Not listed
Lead sponsor
Megan Ballinger
Other
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Pulmonary Arterial Hypertension
Interventions
Macitentan 10 mg, Placebo
Drug
Lead sponsor
Actelion
Industry
Eligibility
12 Years and older
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
7
States / cities
Los Angeles, California • Palo Alto, California • Atlanta, Georgia + 4 more
Conditions
Pulmonary Hypertension, Congenital Heart Disease, Pediatric Congenital Heart Disease
Interventions
cardiac catheterization, Cardiac MRI
Procedure · Radiation
Lead sponsor
University of Michigan
Other
Eligibility
6 Years to 25 Years
Enrollment
35 participants
Timeline
2017 – 2023
U.S. locations
2
States / cities
Ann Arbor, Michigan • Columbus, Ohio
Completed No phase listed Observational Accepts healthy volunteers

Observational Study of Actigraphy in Pediatric Pulmonary Arterial Hypertension

NCT04745000
Conditions
Hypertension;Pulmonary;Primary
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
Up to 6 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Pulmonary Arterial Hypertension
Interventions
Not listed
Lead sponsor
Jeffrey A. Feinstein
Other
Eligibility
Up to 18 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Completed No phase listed Observational

PIMR and Pulmonary Vascular Disease

NCT05843461
Conditions
Pulmonary Hypertension
Interventions
Pulmonary Index of Microcirculatory Resistance, Right Ventricle Index of Microcirculatory Resistance, Pulmonary artery OCT
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Not listed No phase listed Observational

Identification of Heritable CTEPH

NCT03579862
Conditions
Chronic Thromboembolic Pulmonary Hypertension
Interventions
Blood Draw
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
1
States / cities
Murray, Utah
Conditions
Adult Congenital Heart Disease, Pulmonary Hypertension, Connective Tissue Disease, Other Cardiovascular Conditions
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
16 Years and older
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2050
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Hypertension, Pulmonary
Interventions
treprostinil sodium
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Thalassemia, Hypertension, Pulmonary
Interventions
Sildenafil
Drug
Lead sponsor
Carelon Research
Other
Eligibility
7 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Oakland, California
Conditions
Pulmonary Arterial Hypertension
Interventions
Cicletanine, Cicletanine Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
16 Years to 70 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
39
States / cities
Mobile, Alabama • Phoenix, Arizona • Los Angeles, California + 29 more
Conditions
Pulmonary Arterial Hypertension
Interventions
Inhaled Nitric Oxide 75 mcg/kg IBW/hr, Placebo
Drug
Lead sponsor
Bellerophon Pulse Technologies
Industry
Eligibility
18 Years to 85 Years
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
37
States / cities
Phoenix, Arizona • Tucson, Arizona • Beverly Hills, California + 33 more
Conditions
Pulmonary Arterial Hypertension
Interventions
Ralinepag
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
18
States / cities
Birmingham, Alabama • Beverly Hills, California • Los Angeles, California + 15 more
Terminated Phase 2 Interventional Results available

Insulin Resistance in Pulmonary Arterial Hypertension

NCT00825266
Conditions
Hypertension, Pulmonary
Interventions
bosentan, Pioglitazone
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Stanford, California
Recruiting Phase 1 Interventional Accepts healthy volunteers

: Vascular Function in Health and Disease

NCT02966665
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
D. Walter Wray
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2030
U.S. locations
1
States / cities
Salt Lake City, Utah