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 9, 2026, 12:37 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 40 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Ayerza Syndrome Clear all
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 9, 2026, 12:37 AM EDT
Active, not recruiting Phase 3 Interventional

Extension Study for Participants in LIQ861 Trials to Evaluate the Long-term Safety of Dry Powder Inhalation of Treprostinil

NCT03992755
View directory record Official record
Conditions
Primary Pulmonary Hypertension
Interventions
LIQ861 Inhaled Treprostinil
Drug
Lead sponsor
Liquidia Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
25
States / cities
Phoenix, Arizona • Los Angeles, California • Sacramento, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2025 · Synced Sep 9, 2026, 12:37 AM EDT
Completed Phase 1 Interventional Results available

Carnitine Consumption and Augmentation in Pulmonary Arterial Hypertension

NCT04908397
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Familial Primary Pulmonary Hypertension, Primary Pulmonary Hypertension, Lung Diseases, Carnitine Nutritional Deficiency
Interventions
L-carnitine
Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Sep 9, 2026, 12:37 AM EDT
Completed Phase 4 Interventional

Characterization of LV Strain Patterns in Mildly Elevated PCWP and PAH.

NCT01800292
View directory record Official record
Conditions
Hypertension, Pulmonary Artery, Ventricular Dysfunction, Left
Interventions
sildenafil
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 80 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 3, 2015 · Synced Sep 9, 2026, 12:37 AM EDT
Withdrawn Phase 1 Interventional

A Study of Stellate Ganglion Block and / or Reserpine in Group 2 Pulmonary Hypertension

NCT02684786
View directory record Official record
Conditions
Pulmonary Artery Hypertension
Interventions
reserpine, stellate ganglion block, lidocaine
Drug · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 21, 2019 · Synced Sep 9, 2026, 12:37 AM EDT
Enrolling by invitation Phase 3 Interventional

A Study Evaluating the Long-Term Efficacy and Safety of Ralinepag in Subjects With PAH Via an Open-Label Extension

NCT03683186
View directory record Official record
Conditions
PAH, Pulmonary Hypertension, Pulmonary Arterial Hypertension, Hypertension, Connective Tissue Diseases, Familial Primary Pulmonary Hypertension, Vascular Diseases, Cardiovascular Diseases, Hypertension, Pulmonary, Lung Diseases, Respiratory Tract Disease
Interventions
Ralinepag
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
48
States / cities
Phoenix, Arizona • Tucson, Arizona • La Jolla, California + 38 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Sep 9, 2026, 12:37 AM EDT
Terminated Phase 3 Interventional Results available

A Study With BPS-314d-MR-PAH-303 in Participants With Pulmonary Arterial Hypertension

NCT03657095
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Esuberaprost, Placebo
Drug
Lead sponsor
Lung Biotechnology PBC
Industry
Eligibility
18 Years to 85 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
43
States / cities
Birmingham, Alabama • Beverly Hills, California • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2020 · Synced Sep 9, 2026, 12:37 AM EDT
Terminated Phase 2 Interventional

PRIMEx - A Study of 2 Doses of Oral CXA-10 in Pulmonary Arterial Hypertension (PAH)

NCT03449524
View directory record Official record
Conditions
PAH
Interventions
75mg CXA-10, 150mg CXA-10, Placebo
Drug · Other
Lead sponsor
Complexa, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
40
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2020 · Synced Sep 9, 2026, 12:37 AM EDT
Completed Phase 3 Interventional

Phase III Randomized Study of UT-15 in Patients With Primary Pulmonary Hypertension

NCT00004497
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
UT-15
Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
8 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2000
U.S. locations
7
States / cities
Torrance, California • Chicago, Illinois • Baltimore, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2015 · Synced Sep 9, 2026, 12:37 AM EDT
Withdrawn Not applicable Interventional

Efficacy Study of Cardizem in Pulmonary Arterial Hypertension

NCT01645826
View directory record Official record
Conditions
Idiopathic Pulmonary Arterial Hypertension, Primary Pulmonary Hypertension, Pulmonary Arterial Hypertension, Familial Primary Pulmonary Hypertension
Interventions
Diltiazem Hydrochloride, Sugar Pill
Drug
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Sep 9, 2026, 12:37 AM EDT
Terminated Phase 2 Interventional

CXA-10 Study in Subjects With Pulmonary Arterial Hypertension

NCT04053543
View directory record Official record
Conditions
PAH
Interventions
CXA-10
Drug
Lead sponsor
Complexa, Inc.
Industry
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
31
States / cities
Birmingham, Alabama • Tucson, Arizona • Anaheim, California + 27 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2020 · Synced Sep 9, 2026, 12:37 AM EDT
Terminated No phase listed Observational

Reversible Secondary Myelofibrosis or Clonal Myeloproliferative Disorder

NCT00722254
View directory record Official record
Conditions
Primary Myelofibrosis, Primary Pulmonary Hypertension, Secondary Myelofibrosis, Pulmonary Arterial Hypertension
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 20, 2016 · Synced Sep 9, 2026, 12:37 AM EDT
Completed Phase 2 Interventional Results available

GB002 in Adult Subjects With Pulmonary Arterial Hypertension (PAH)

NCT04456998
View directory record Official record
Conditions
Pulmonary Artery Hypertension
Interventions
GB002 (seralutinib), 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
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
36
States / cities
Phoenix, Arizona • Los Angeles, California • Sacramento, California + 31 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2023 · Synced Sep 9, 2026, 12:37 AM EDT
Completed No phase listed Observational

Vascular Subphenotypes of Lung Disease in HIV & COPD

NCT01581086
View directory record Official record
Conditions
Pulmonary Artery Hypertension
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 9, 2026, 12:37 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
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced Sep 9, 2026, 12:37 AM 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 Jul 31, 2025 · Synced Sep 9, 2026, 12:37 AM EDT
Recruiting No phase listed Observational

Right Ventricle Lipid in Pulmonary Arterial Hypertension (PAH)

NCT05462574
View directory record Official record
Conditions
Idiopathic Pulmonary Arterial Hypertension, Heritable Pulmonary Arterial Hypertension, Pulmonary Arterial Hypertension Associated With Connective Tissue Disease
Interventions
No Intervention
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 9, 2026, 12:37 AM EDT
Completed No phase listed Observational

Genetic and Environmental Characteristics of Primary Pulmonary Hypertension

NCT00091546
View directory record Official record
Conditions
Lung Diseases, Hypertension, Pulmonary
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
Up to 100 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 1, 2016 · Synced Sep 9, 2026, 12:37 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Measurements and Characterization of Doppler Signals From the Right Chest in Pediatric and Adult Patients

NCT01913457
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Ultrasound Doppler
Radiation
Lead sponsor
Echosense Ltd.
Industry
Eligibility
Not listed
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2021
U.S. locations
2
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Mar 22, 2022 · Synced Sep 9, 2026, 12:37 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 15, 2025 · Synced Sep 9, 2026, 12:37 AM EDT
Withdrawn Phase 4 Interventional

Pulmonary Arterial Hypertension Secondary to Idiopathic Pulmonary Fibrosis and Treatment With Bosentan

NCT00625469
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Idiopathic Pulmonary Fibrosis
Interventions
bosentan
Drug
Lead sponsor
Rajan Saggar
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2018 · Synced Sep 9, 2026, 12:37 AM EDT
Completed Phase 2 Interventional

Trial of Iloprost Inhaled Solution as Add-On Therapy With Bosentan in Subjects With Pulmonary Arterial Hypertension (PAH)

NCT00086463
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Ayerza Syndrome, Pulmonary Hypertension
Interventions
Iloprost or placebo
Drug
Lead sponsor
Actelion
Industry
Eligibility
12 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
17
States / cities
Birmingham, Alabama • La Jolla, California • Palo Alto, California + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2011 · Synced Sep 9, 2026, 12:37 AM EDT
Recruiting Not applicable Interventional

Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia (FETO)

NCT03138863
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia, Pulmonary Hypoplasia, Pulmonary Artery Hypertension
Interventions
BALT GoldbBAL2 Detachable Balloon, Catheter System
Device
Lead sponsor
Rodrigo Ruano
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
2
States / cities
Miami, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Sep 9, 2026, 12:37 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The Role of Endothelin in Pulmonary Hypertension

NCT00759408
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
BQ-123
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 26, 2018 · Synced Sep 9, 2026, 12:37 AM EDT