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 come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 6, 2026, 10:12 AM EDT

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

Showing 1–24 of 373 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Idiopathic Pulmonary Arterial Hypertension. Clear all
Completed Phase 2 Interventional Results available

Safety and Efficacy of Fluoxetine in Pulmonary Arterial Hypertension

NCT00942708
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Fluoxetine
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
16 Years to 75 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2020 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 3 Interventional Results available

A Study to Assess Whether Macitentan Delays Disease Progression in Children With Pulmonary Arterial Hypertension (PAH)

NCT02932410
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Macitentan, Standard-of-care
Drug · Other
Lead sponsor
Actelion
Industry
Eligibility
1 Month to 17 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
20
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 6, 2026, 10:12 AM EDT
Terminated Phase 3 Interventional Results available

A Long-Term, Open-Label Study to Evaluate the Safety of Sitaxsentan Sodium Treatment in Patients With Pulmonary Arterial Hypertension

NCT00811018
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Sitaxsentan
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years to 75 Years
Enrollment
1,192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
45
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 31 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2012 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 3 Interventional Results available

A Long Term Extension Study Evaluating Safety Of Sildenafil Citrate When Used To Treat Pulmonary Arterial Hypertension (PAH) In Children

NCT00159874
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Sildenafil citrate
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Year to 17 Years
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
11
States / cities
Palo Alto, California • Stanford, California • Aurora, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 3 Interventional Results available

A Randomized, Double-Blind, Placebo-Controlled Study of Sildenafil in Children With Pulmonary Arterial Hypertension.

NCT00159913
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Children
Interventions
Sildenafil citrate, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Year to 17 Years
Enrollment
235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
10
States / cities
Palo Alto, California • Stanford, California • Aurora, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 6, 2026, 10:12 AM EDT
Terminated Not applicable Interventional

Ambrisentan for the Improvement in Right Ventricular Strain in Scleroderma Associated Pulmonary Arterial Hypertension

NCT02169752
View directory record Official record
Conditions
Pre-Pulmonary Atrial Hypertension
Interventions
Ambrisentan
Drug
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Fluoxetine in Pulmonary Arterial Hypertension (PAH) Trial

NCT03638908
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Fluoxetine
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
16 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 26, 2020 · Synced Oct 6, 2026, 10:12 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Right Ventricular Metabolism in Pulmonary Arterial Hypertension

NCT02763735
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Healthy
Interventions
Not listed
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 20, 2020 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Not applicable Interventional Results available

A Mobile Health Intervention in Pulmonary Arterial Hypertension

NCT03069716
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Idiopathic Pulmonary Arterial Hypertension, Heritable Pulmonary Arterial Hypertension, Associated Pulmonary Arterial Hypertension
Interventions
Smartphone Text Messaging, Fitbit Charge HR
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 25, 2021 · Synced Oct 6, 2026, 10:12 AM EDT
Not listed Phase 2Phase 3 Interventional

Safety and Efficacy of Sitaxsentan in the Treatment of Pulmonary Arterial Hypertension

NCT00034307
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
sitaxsentan sodium
Drug
Lead sponsor
ICOS-Texas Biotechnology
Industry
Eligibility
16 Years to 75 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
25
States / cities
Los Angeles, California • San Francisco, California • Torrance, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 2 Interventional Results available

Interventions Against Insulin Resistance in Pulmonary Arterial Hypertension

NCT03617458
View directory record Official record
Conditions
Pulmonary Artery Hypertension
Interventions
Metformin, Placebo, mHealth Intervention, Usual Care
Drug · Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Nashvile, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study to Learn About the Study Medicine Called PF-07868489 in Healthy Adult People and in People With Pulmonary Arterial Hypertension

NCT06137742
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
PF-07868489, Placebo for PF-07868489
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
16
States / cities
Anaheim, California • Costa Mesa, California • Orange, California + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 6, 2026, 10:12 AM EDT
Terminated Phase 3 Interventional Results available

Extended Access Program to Assess Long-term Safety of Bardoxolone Methyl in Patients With Pulmonary Hypertension RANGER

NCT03068130
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Bardoxolone methyl
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 85 Years
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
46
States / cities
Phoenix, Arizona • Beverly Hills, California • La Jolla, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Angiogenic Imaging in Pulmonary Arterial Hypertension

NCT03166306
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Exercise Associated Pulmonary Arterial Hypertension
Interventions
PET-CT Imaging with [89Zr]-bevacizumab
Diagnostic Test
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2021 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 2 Interventional Results available

Dose-response Study of the Safety and Efficacy of Beraprost Sodium Modified Release (BPS-MR) in Patients With Pulmonary Arterial Hypertension (PAH)

NCT00989963
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Beraprost Sodium Modified Release
Drug
Lead sponsor
Lung Biotechnology PBC
Industry
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
6
States / cities
Torrance, California • Naperville, Illinois • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2020 · Synced Oct 6, 2026, 10:12 AM EDT
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 4 Interventional Results available

An Open-Label Uncontrolled Study of the Safety and Efficacy of Ambrisentan in Participants With Exercise-Induced Pulmonary Arterial Hypertension (PAH)

NCT01338636
View directory record Official record
Conditions
Exercise-induced Pulmonary Arterial Hypertension
Interventions
Ambrisentan
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Oct 6, 2026, 10:12 AM EDT
Terminated No phase listed Observational

Impact of Inhaled Treprostinil Sodium on Ventilation Perfusion Matching

NCT01494896
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Chronic Obstructive Pulmonary Disease
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
3
States / cities
Jacksonville, Florida • Weston, Florida
Source: ClinicalTrials.gov public record
Updated May 7, 2015 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 4 Interventional Results available

Measuring Outcomes In Patients With Pulmonary Arterial Hypertension Not on Active Treatment (MOTION)

NCT02191137
View directory record Official record
Conditions
Hypertension, Pulmonary
Interventions
Riociguat (Adempas, BAY63-2521)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
58
States / cities
Tucson, Arizona • La Jolla, California • Moreno Valley, California + 51 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2017 · Synced Oct 6, 2026, 10:12 AM EDT
Completed No phase listed Observational

A Registry for Patients Taking Uptravi

NCT03278002
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Not listed
Lead sponsor
Actelion
Industry
Eligibility
18 Years to 99 Years
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
84
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 65 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2025 · Synced Oct 6, 2026, 10:12 AM EDT
Terminated Phase 2 Interventional Results available

Efficacy and Safety of Ambrisentan in Children 8-18yrs

NCT01332331
View directory record Official record
Conditions
Hypertension, Pulmonary
Interventions
Ambrisentan - low dose, Ambrisentan - high dose
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
8 Years to 18 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
4
States / cities
Aurora, Colorado • Boston, Massachusetts • Ann Arbor, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 2 Interventional Results available

A Study of Sotatercept for the Treatment of Pulmonary Arterial Hypertension (PAH)

NCT03496207
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Placebo, Sotatercept, SOC
Drug · Other
Lead sponsor
Acceleron Pharma, Inc., a wholly-owned subsidiary of Merck & Co., Inc., Rahway, NJ USA
Industry
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
12
States / cities
Phoenix, Arizona • Tucson, Arizona • San Francisco, California + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2023 · Synced Oct 6, 2026, 10:12 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

PET Image in PAH Patients

NCT05452889
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
18F-FGLN PET Imaging, (18F)FPGLU
Diagnostic Test · Drug
Lead sponsor
Stephen Y. Chan
Other
Eligibility
18 Years to 75 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 6, 2026, 10:12 AM EDT
Completed Phase 2 Interventional Results available

Rituximab for Treatment of Systemic Sclerosis-Associated Pulmonary Arterial Hypertension (SSc-PAH)

NCT01086540
View directory record Official record
Conditions
Systemic Sclerosis-Associated PAH
Interventions
Rituximab, Placebo, CMRI, prednisone, methylprednisolone, diphenhydramine, acetaminophen
Biological · Other · Diagnostic Test + 1 more
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 75 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
17
States / cities
Stanford, California • Aurora, Colorado • Iowa City, Iowa + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 6, 2026, 10:12 AM EDT