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Showing 25–40 of 16 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Ambrisentan Clear all
Completed Phase 1 Interventional

The Role of Endothelin-1 in Sickle Cell Disease

NCT02712346
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Ambrisentan, Placebo
Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 4 Interventional Results available

Exercise Induced Pulmonary Hypertension in Systemic Sclerosis and Treatment With Ambrisentan

NCT01051960
View directory record Official record
Conditions
Systemic Sclerosis, Shortness of Breath, Pulmonary Hypertension
Interventions
Ambrisentan
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2020 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 4 Interventional Results available

Study of Add-on Ambrisentan Therapy to Background Phosphodiesterase Type-5 Inhibitor (PDE5i) Therapy in Pulmonary Arterial Hypertension (ATHENA-1)

NCT00617305
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Ambrisentan, Placebo, Sildenafil, Tadalafil
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
16 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
30
States / cities
Mobile, Alabama • Phoenix, Arizona • Los Angeles, California + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2012 · Synced Sep 28, 2026, 12:22 PM EDT
Terminated Phase 3 Interventional Results available

A Open Label Study to Assess the Long-term Safety, Tolerability and Efficacy of Ambrisentan in Subjects With Inoperable Chronic Thromboembolic Pulmonary Hypertension (CTEPH)

NCT01894022
View directory record Official record
Conditions
Hypertension
Interventions
Ambrisentan 5 mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 80 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Boston, Massachusetts • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 28, 2026, 12:22 PM EDT
Not listed No phase listed Observational

Registry of Sarcoidosis Associated Pulmonary Hypertension (RESAPH)

NCT01467791
View directory record Official record
Conditions
Sarcoidosis, Pulmonary Hypertension
Interventions
Observation
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 7, 2015 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 4 Interventional Results available

A Clinical Trial of Ambrisentan and Tadalafil in Pulmonary Arterial Hypertension Associated With Systemic Sclerosis

NCT01042158
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Systemic Sclerosis, Scleroderma Spectrum of Diseases, Connective Tissue Disease, Pulmonary Hypertension
Interventions
tadalafil and ambrisentan upfront combination therapy
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Not applicable Interventional Results available

A Study to Evaluate the Efficacy of an Oral Medication in the Treatment and Prevention of Digital Ulcers in Patients With Systemic Sclerosis (Scleroderma).

NCT00725361
View directory record Official record
Conditions
n Ulcer, Scleroderma, Systemic
Interventions
Ambrisentan
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 30, 2017 · Synced Sep 28, 2026, 12:22 PM EDT
Terminated Phase 4 Interventional Results available

The Combination Ambrisentan Plus Spironolactone in Pulmonary Arterial Hypertension Study

NCT02253394
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Ambrisentan plus Spironolactone, Ambrisentan plus Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 14, 2019 · Synced Sep 28, 2026, 12:22 PM EDT
Terminated Phase 4 Interventional Results available

Safety and Efficacy Trial to Treat Diastolic Heart Failure Using Ambrisentan

NCT00840463
View directory record Official record
Conditions
Pulmonary Hypertension, Heart Failure With Preserved Ejection Fraction
Interventions
Ambrisentan, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced Sep 28, 2026, 12:22 PM EDT
Terminated Phase 3 Interventional Results available

(ARTEMIS-IPF) Randomized, Placebo-Controlled Study to Evaluate Safety and Effectiveness of Ambrisentan in IPF

NCT00768300
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
Ambrisentan, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
40 Years to 80 Years
Enrollment
494 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
57
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2014 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Test the Safety of Combined Dosing With Aminophylline and Ambrisentan in Exercising Healthy Human Volunteers at Simulated High Altitude

NCT01794078
View directory record Official record
Conditions
Acute Mountain Sickness and Fatigue
Interventions
Aminophylline 400 mg, Ambrisentan 5 mg, Placebo
Drug · Other
Lead sponsor
Robert J Noveck, M.D.
Other
Eligibility
18 Years to 50 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 12, 2015 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 2Phase 3 Interventional

Ambrisentan (Letairis) for Sarcoidosis Associated Pulmonary Hypertension

NCT00851929
View directory record Official record
Conditions
Sarcoidosis, Pulmonary Hypertension
Interventions
Ambrisentan
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 99 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 4 Interventional Results available

Safely Change From Bosentan to Ambrisentan in Pulmonary Hypertension

NCT01330108
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
ambrisentan
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 10, 2014 · Synced Sep 28, 2026, 12:22 PM EDT
Terminated Phase 3 Interventional Results available

ARTEMIS-PH - Study of Ambrisentan in Subjects With Pulmonary Hypertension Associated With Idiopathic Pulmonary Fibrosis

NCT00879229
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis, Pulmonary Hypertension
Interventions
Ambrisentan, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
35 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
51
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Davis, California + 40 more
Source: ClinicalTrials.gov public record
Updated May 14, 2014 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Phase 3 Interventional Results available

Study of Ambrisentan in Participants With Pulmonary Hypertension

NCT00777920
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Ambrisentan
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2019
U.S. locations
16
States / cities
Birmingham, Alabama • Phoenix, Arizona • Aurora, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2020 · Synced Sep 28, 2026, 12:22 PM EDT
Completed Not applicable Interventional Results available

Efficacy of Ambrisentan in Limited Scleroderma Patients in Improving Blood Flow to Hands or Feet

NCT01072669
View directory record Official record
Conditions
Ischemia
Interventions
ambrisentan
Drug
Lead sponsor
Soumya Chatterjee
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 2, 2013 · Synced Sep 28, 2026, 12:22 PM EDT