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 13, 2026, 8:35 PM EDT

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

Showing 145–168 of 373 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Idiopathic Pulmonary Arterial Hypertension Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Single and Multiple Doses of Different Formulations of a Prostacyclin Receptor Agonist

NCT05427162
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Prostacyclin Receptor Agonist
Drug
Lead sponsor
Actelion
Industry
Eligibility
18 Years to 55 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 30, 2025 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 3 Interventional Results available

An Open-Label, Long-Term Study of Oral Treprostinil in Subjects With Pulmonary Arterial Hypertension

NCT01560637
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
UT-15C (treprostinil diolamine)
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
471 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
38
States / cities
Phoenix, Arizona • Tucson, Arizona • Fresno, California + 33 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2022 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 4 Interventional Results available

BREATHE 5-OL: Tracleer (Bosentan) in Patients With Pulmonary Arterial Hypertension Related to Eisenmenger Physiology

NCT00367770
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Tracleer®
Drug
Lead sponsor
Actelion
Industry
Eligibility
12 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
2
States / cities
Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2016 · Synced Oct 13, 2026, 8:35 PM EDT
Enrolling by invitation No phase listed Observational

Global Utilization And Registry Database for Improved preservAtion of doNor LUNGs

NCT04930289
View directory record Official record
Conditions
Interstitial Lung Disease, COPD, Cystic Fibrosis, Pulmonary Fibrosis, Pulmonary Arterial Hypertension, Emphysema
Interventions
LungGuard, BAROGuard
Device
Lead sponsor
Paragonix Technologies
Industry
Eligibility
Not listed
Enrollment
3,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
14
States / cities
Phoenix, Arizona • San Francisco, California • Stanford, California + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 13, 2026, 8:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Early Detection of Pulmonary Arterial Hypertension Using Cardiac Magnetic Resonance Imaging

NCT01451255
View directory record Official record
Conditions
Pulmonary Hypertension, Pulmonary Arterial Hypertension
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
2
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 17, 2016 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 4 Interventional Results available

EXPEDITE: A Study of Remodulin Induction Followed by Orenitram Optimization to Treat Pulmonary Arterial Hypertension

NCT03497689
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Intravenous/Subcutaneous Treprostinil; Oral Treprostinil
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
11
States / cities
Fresno, California • Torrance, California • Orlando, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Oct 13, 2026, 8:35 PM 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 13, 2026, 8:35 PM EDT
Completed Phase 2 Interventional Results available

Repurposing a Histamine Antagonist to Benefit Patients With Pulmonary Hypertension

NCT03554291
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Right Heart Failure
Interventions
Famotidine 20 MG, Placebo
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 2 Interventional

Sildenafil to Increase Exercise Capacity in Individuals With Idiopathic Pulmonary Fibrosis and Pulmonary Hypertension

NCT00352482
View directory record Official record
Conditions
Pulmonary Fibrosis, Hypertension, Pulmonary
Interventions
Sildenafil (50 mg)
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
19 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2016 · Synced Oct 13, 2026, 8:35 PM EDT
Not listed No phase listed Observational

Non-invasive Pulmonary Artery Prediction

NCT05622695
View directory record Official record
Conditions
Heart Failure, Pulmonary Arterial Hypertension
Interventions
catheterization
Device
Lead sponsor
Silverleaf Medical Sciences INC
Industry
Eligibility
20 Years and older
Enrollment
25 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 Nov 21, 2022 · Synced Oct 13, 2026, 8:35 PM EDT
Recruiting Phase 3 Interventional

PAH Exercise Study

NCT06941441
View directory record Official record
Conditions
Pulmonary Arterial Hypertension (PAH), Exercise Therapy
Interventions
Home exercise program
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Oct 13, 2026, 8:35 PM EDT
Terminated Phase 3 Interventional Results available

Extension to CQTI571A2102 to Evaluate Long-term Safety, Tolerability and Efficacy of Imatinib in Severe Pulmonary Arterial Hypertension (PAH)

NCT01392495
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Imatinib
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Aug 10, 2015 · Synced Oct 13, 2026, 8:35 PM EDT
Terminated Phase 2 Interventional

Long-Term, Open Label Extension Study of Pemziviptadil (PB1046) in PAH Subjects Following Completion of Study PB1046-PT-CL-0004

NCT03795428
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Pemziviptadil (PB1046) Injection
Drug
Lead sponsor
PhaseBio Pharmaceuticals Inc.
Industry
Eligibility
18 Years to 79 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
16
States / cities
La Jolla, California • Sacramento, California • Miami, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Not applicable Interventional Results available

PAHTCH Pulmonary Arterial Hypertension Treatment With Carvedilol for Heart Failure (Carvedilol)

NCT01586156
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Carvedilol, placebo
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 5, 2018 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Safety and Efficacy of Imatinib Mesylate in Patients With Pulmonary Arterial Hypertension

NCT00477269
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Imatinib mesylate, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
3
States / cities
Los Angeles, California • Newark, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2015 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 4 Interventional Results available

A 48-week Study of the Effect of Dual Therapy (Inhaled Treprostinil and Tadafafil) Versus Monotherapy (Tadalafil).

NCT01305252
View directory record Official record
Conditions
Hypertension, Pulmonary
Interventions
treprostinil inhalations, tadalafil
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 69 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Stanford, California • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 2, 2017 · Synced Oct 13, 2026, 8:35 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Subcutaneous Elafin in Healthy Subjects

NCT03522935
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Elafin, Placebo
Drug
Lead sponsor
Roham T. Zamanian
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 15, 2024 · Synced Oct 13, 2026, 8:35 PM EDT
Recruiting No phase listed Observational

Pulmonary Hypertension Biorepository and Registry

NCT04808596
View directory record Official record
Conditions
Pulmonary Hypertension, Pulmonary Arterial Hypertension, Pulmonary Hypertension Due to Left Heart Disease, Pulmonary Hypertension, Primary, Pulmonary Hypertension Due to Lung Diseases and Hypoxia, Pulmonary Hypertension, Primary, 4, Pulmonary Hypertension, Primary, 2, Pulmonary Hypertension, Primary, 3, Chronic Thromboembolic Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Timeline
2020 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2025 · Synced Oct 13, 2026, 8:35 PM EDT
Terminated Phase 2 Interventional

Long-term Study of AIR001 in Subjects With WHO Group 1 Pulmonary Arterial Hypertension Who Completed AIR001-CS05

NCT01725269
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
AIR001
Drug
Lead sponsor
Aires Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
17
States / cities
La Jolla, California • Torrance, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 9, 2014 · Synced Oct 13, 2026, 8:35 PM 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 13, 2026, 8:35 PM EDT
Completed Phase 3 Interventional Results available

A Study of Sotatercept for the Treatment of Pulmonary Arterial Hypertension (MK-7962-003/A011-11)(STELLAR)

NCT04576988
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Sotatercept, Placebo, Background PAH Therapy
Biological · Drug
Lead sponsor
Acceleron Pharma, Inc., a wholly-owned subsidiary of Merck & Co., Inc., Rahway, NJ USA
Industry
Eligibility
18 Years and older
Enrollment
324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
39
States / cities
Phoenix, Arizona • Tucson, Arizona • San Diego, California + 32 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 13, 2026, 8:35 PM EDT
Active, not recruiting Not applicable Interventional

Reducing Right Ventricular Failure in Pulmonary Arterial Hypertension (RELIEVE-PAH)

NCT03838445
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
V-Wave Interatrial Shunt
Device
Lead sponsor
V-Wave Ltd
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 13, 2026, 8:35 PM 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 13, 2026, 8:35 PM EDT
Terminated Phase 2 Interventional Results available

Extension Study of Efficacy and Safety of LTP001 in Pulmonary Arterial Hypertension Participants

NCT05764265
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
LTP001
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Mesa, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Oct 13, 2026, 8:35 PM EDT