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ClinicalTrials.gov public records Last synced Sep 30, 2026, 5:22 AM EDT

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Showing 25–48 of 382 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Primary Pulmonary Hypertension Clear all
Recruiting Not applicable Interventional

The MObile Health InterVEntion in Pulmonary Arterial Hypertension (MOVE PAH) Study

NCT05464095
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
mHealth Intervention, Usual Care
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 30, 2026, 5:22 AM EDT
Completed No phase listed Observational

Correlation OF Hemodynamics in Pulmonary Hypertension With Perfusion Lung Scans

NCT00621075
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Pulmonary Arterial Hypertension - Lung Perfusion Scans
Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
New Hyde Park, New York
Source: ClinicalTrials.gov public record
Updated Mar 9, 2010 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 3 Interventional Results available

Study to Assess the Tolerability and the Safety of the Transition From Inhaled Treprostinil to Oral Selexipag in Patients With Pulmonary Arterial Hypertension

NCT02471183
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Selexipag
Drug
Lead sponsor
Actelion
Industry
Eligibility
18 Years to 75 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
15
States / cities
La Jolla, California • San Francisco, California • Torrance, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 2 Interventional Results available

Bardoxolone Methyl Evaluation in Patients With Pulmonary Hypertension (PH) - LARIAT

NCT02036970
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Pulmonary Hypertension, Interstitial Lung Disease, Idiopathic Interstitial Pneumonia, Idiopathic Pulmonary Fibrosis, Sarcoidosis, Respiratory Bronchiolitis Associated Interstitial Lung Disease, Desquamative Interstitial Pneumonia, Cryptogenic Organizing Pneumonia, Acute Interstitial Pneumonitis, Idiopathic Lymphoid Interstitial Pneumonia, Idiopathic Pleuroparenchymal Fibroelastosis
Interventions
Bardoxolone methyl, Placebo
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 75 Years
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
30
States / cities
Phoenix, Arizona • Beverly Hills, California • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Sep 30, 2026, 5:22 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 Sep 30, 2026, 5:22 AM EDT
Terminated Phase 2 Interventional Results available

Macitentan in Pulmonary Hypertension of Sickle Cell Disease

NCT02651272
View directory record Official record
Conditions
Pulmonary Hypertension, Sickle Cell Disease
Interventions
macitentan
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 8, 2020 · Synced Sep 30, 2026, 5:22 AM EDT
Recruiting Phase 3 Interventional

A Clinical Study of Sotatercept (MK-7962) in People With Pulmonary Arterial Hypertension (MK-7962-038)

NCT07218029
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Sotatercept
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
815 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
36
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 30 more
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Sep 30, 2026, 5:22 AM EDT
Terminated Phase 3 Interventional Results available

Sitaxsentan Efficacy And Safety Trial With A Randomized Prospective Assessment Of Adding Sildenafil (SR-PAAS)

NCT00795639
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Pulmonary Hypertension
Interventions
Sitaxsentan, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
16 Years to 80 Years
Enrollment
183 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
32
States / cities
Fountain Valley, California • Mather, California • Sacramento, California + 28 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2015 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 2Phase 3 Interventional Results available

A Study of the Efficacy and Safety of Frespaciguat (MK-5475) in Participants With Pulmonary Arterial Hypertension (INSIGNIA-PAH: Phase 2/3 Study of an Inhaled sGC Stimulator in PAH) (MK-5475-007)

NCT04732221
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Hypertension, Pulmonary
Interventions
Frespaciguat, Placebo to Frespaciguat
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
26
States / cities
La Jolla, California • Sacramento, California • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 1 Interventional

Clinical Study of Inhaled GB002 for Treatment of WHO Group I Pulmonary Arterial Hypertension

NCT03926793
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
GB002, Placebo, Generic Dry Powder Inhaler
Drug · Device
Lead sponsor
GB002, Inc., a wholly owned subsidiary of Gossamer Bio, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
12
States / cities
La Jolla, California • Sacramento, California • Aurora, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Sep 30, 2026, 5:22 AM EDT
Completed No phase listed Observational

Dysregulation of Lipid Metabolism and Right Ventricular Function in PAH

NCT02631421
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Blood Sampling, Cardiac MRI
Procedure · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Sep 30, 2026, 5:22 AM EDT
Terminated Phase 4 Interventional Results available

Rapid Switch From Flolan to Remodulin in the Outpatient Clinic

NCT00643604
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 3, 2024 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single and Multiple Ascending Doses Clinical Pharmacology Study With KAR5585

NCT02746237
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
KAR5585 Capsules, Placebo Capsules
Drug
Lead sponsor
Karos Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 30, 2016 · Synced Sep 30, 2026, 5:22 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Quest to Analyze One Thousand Humans Meditating

NCT06583395
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis (ALS), Angina, Stable, Anxiety, Asthma, Atrial Fibrillation, Cancer Brain, Cancer, Breast, Cancer Colon, Cancer, Lung, Cancer, Ovarian, Cancer Prostate, Cancer Skin, Throat Cancer, Lymphoma, Cancer, Thyroid, Cancer, Other, Cerebral Palsy, Chronic Fatigue Syndrome, Cluster Headache, Chronic Obstructive Pulmonary Disease (COPD), Chronic Kidney Diseases, Crohn Disease, Deafness, Depression, Diabetes, Eczema, Epilepsy, Fibroids, Fibromyalgia, Heart Failure, Hypertension, Hyperthyroidism, Hypothyroidism, Irritable Bowel Syndrome (IBS), Infertility, Lyme Disease, Macular Degeneration, Migraine, Multiple Allergies, Multiple Sclerosis, Osteoarthritis, Osteoporosis, Ovarian Cysts, Parkinson Disease, Phantom Limb Pain, Psoriasis, Post Traumatic Stress Disorder (PTSD), Rheumatoid Arthritis, Sjogrens Disease, Spinal Cord Injury, Spinal Stenosis, Stroke, Tension Headache, Tinnitus, Ulcerative Colitis
Interventions
Advanced multi-component meditation practice
Behavioral
Lead sponsor
Tobias Moeller-Bertram
Industry
Eligibility
21 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Palm Desert, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2024 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy Study of Sitaxentan Sodium (Thelin™) in Patients With Pulmonary Arterial Hypertension

NCT00080457
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
sitaxsentan sodium
Drug
Lead sponsor
Encysive Pharmaceuticals
Industry
Eligibility
12 Years to 75 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 9, 2007 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 2 Interventional Results available

Tamoxifen Therapy to Treat Pulmonary Arterial Hypertension

NCT03528902
View directory record Official record
Conditions
Hypertension, Pulmonary Arterial Hypertension, Familial Primary Pulmonary Hypertension, Primary Pulmonary Hypertension, Lung Diseases, Tamoxifen, Estrogen Receptor Antagonist, Hormone Antagonists, Estrogens
Interventions
Tamoxifen, Placebo Oral Tablet
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 3 Interventional Results available

Selexipag (ACT-293987) in Pulmonary Arterial Hypertension

NCT01106014
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Selexipag, Placebo
Drug
Lead sponsor
Actelion
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
43
States / cities
Mobile, Alabama • Tucson, Arizona • La Jolla, California + 32 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Sep 30, 2026, 5:22 AM EDT
Recruiting Phase 1Phase 2 Interventional

A Study of HS235 for Treatment of Pulmonary Arterial Hypertension (PAH) in Adults

NCT07143448
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
HS235, Placebo
Biological · Other
Lead sponsor
35Pharma Inc
Industry
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Tampa, Florida • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Sep 30, 2026, 5:22 AM EDT
Completed Phase 3 Interventional Results available

Clinical Study to Compare the Efficacy and Safety of Macitentan and Tadalafil Monotherapies With the Corresponding Fixed-dose Combination Therapy in Subjects With Pulmonary Arterial Hypertension (PAH)

NCT03904693
View directory record Official record
Conditions
Pulmonary Arterial Hypertension (PAH) (WHO Group 1 PH)
Interventions
FDC macitentan/tadalafil, Macitentan 10 mg, Tadalafil 40 mg, Placebo FDC, Placebo macitentan, Placebo tadalafil
Drug
Lead sponsor
Actelion
Industry
Eligibility
18 Years and older
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
26
States / cities
Fullerton, California • Los Angeles, California • Atlanta, Georgia + 22 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Sep 30, 2026, 5:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Hormonal, Metabolic, and Signaling Interactions in PAH

NCT01884051
View directory record Official record
Conditions
Idiopathic Pulmonary Arterial Hypertension, Heritable Pulmonary Arterial Hypertension, Scleroderma Associated Pulmonary Arterial Hypertension, Appetite Suppressant Associate PAH
Interventions
Not listed
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
Up to 90 Years
Enrollment
1,899 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2032
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Sep 30, 2026, 5:22 AM EDT
Terminated Phase 2 Interventional Results available

Safety, Pharmacokinetics and Efficacy Study of QCC374 in PAH Patients

NCT02927366
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
QCC374, Placebo Matching
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Sep 30, 2026, 5:22 AM EDT
Withdrawn Not applicable Interventional

Body Volume Regulation in Pulmonary Arterial Hypertension With Right Ventricular Failure

NCT00811486
View directory record Official record
Conditions
Right Heart Failure, Pulmonary Hypertension
Interventions
Spironolactone and conivaptan
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 28, 2013 · Synced Sep 30, 2026, 5:22 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 Sep 30, 2026, 5:22 AM EDT
Terminated Phase 4 Interventional

Transitioning To IV Remodulin From Ventavis in Patients With PAH: Safety, Efficacy and Treatment Satisfaction

NCT00458042
View directory record Official record
Conditions
Hypertension, Pulmonary
Interventions
treprostinil sodium
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
2
States / cities
La Jolla, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 12, 2007 · Synced Sep 30, 2026, 5:22 AM EDT