Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 3 Interventional

ARIES - Ambrisentan in Patients With Moderate to Severe Pulmonary Arterial Hypertension (PAH)

ClinicalTrials.gov ID: NCT00091598

Public ClinicalTrials.gov record NCT00091598. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 2:02 AM EDT

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

Official title

ARIES 1 and ARIES 2: Ambrisentan in PAH - A Phase III, Randomized, Double-blind, Placebo-controlled, Multicenter, Efficacy Study of Ambrisentan in Subjects With Pulmonary Arterial Hypertension

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The primary objective is to determine the effect of ambrisentan on exercise capacity in subjects with PAH.

Study identification

NCT ID
NCT00091598
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Gilead Sciences
Industry
Enrollment
372 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 31, 2003
Primary completion
Jan 31, 2006
Completion
Jan 31, 2006
Last update posted
Mar 7, 2010

2004 – 2006

United States locations

U.S. sites
44
U.S. states
24
U.S. cities
39
Facility City State ZIP Site status
Pulmonary Associates, PA Phoenix Arizona 85006
Arizona Pulmonary Specialists Phoenix Arizona 85013
Brentwood Biomedical Research Institute Los Angeles California 90073
University of California-Davis Sacramento California 95817
University of California San Diego Medical Center San Diego California 92037
Los Angeles County Harbor-UCLA Medical Center Torrance California 90502
University of Colorado Health Sciences Center Denver Colorado 80262
Myogen Westminster Colorado 80021
University of Connecticut Health Center Farmington Connecticut 06030
Mt. Sinai Medical Center Miami Florida 33140
Emory University Hospital Atlanta Georgia 30322
Medical College of Georgia Augusta Georgia 30912
Loyola University Medical Center Chicago Illinois 60153
University of Iowa Hospitals and Clinics Iowa City Iowa 52242
Ochsner Clinic New Orleans Louisiana 70121
Maine Medical Center Portland Maine 04102
Johns Hopkins University Baltimore Maryland 21205
Tufts New England Medical Center Boston Massachusetts 02111
Massachusetts General Hospital Boston Massachusetts 02114
Brigham and Women's Hospital Boston Massachusetts 02115
University of Michigan Medical Center Ann Arbor Michigan 48109
Wayne State University Detroit Michigan 48201
Mayo Clinic Rochester Minnesota 55905
Washington University St Louis Missouri 63110
Northshore University/Long Island Jewish Hospital Manhasset New York 11030
Winthrop University Hospital Mineola New York 11501
Mt. Sinai Medical Center New York New York 10029
New York Presbyterian Hospital New York New York 10032
Cardiology PC Syracuse New York 13210
Lindner Clinical Trial Center Cincinnati Ohio 45219
University Hospitals of Cleveland Cleveland Ohio 44106
Cleveland Clinic Foundation Cleveland Ohio 44195
Oregon Health Sciences University Portland Oregon 97202
University of Pennsylvania Hospital Philadelphia Pennsylvania 19104
University of Pittsburgh Medical Center Pittsburgh Pennsylvania 15213
Rhode Island Hospital Providence Rhode Island 02903
Vanderbilt University Medical Center Nashville Tennessee 37232
St. Paul Hospital Dallas Texas 75235
Baylor College of Medicine Houston Texas 77030
University of Texas - San Antonio San Antonio Texas 78229
Scott & White Hospital Temple Texas 76508
University of Virginia Health System Charlottesville Virginia 22908
Virginia Commonwealth University Richmond Virginia 23298
Heart Care Associates Milwaukee Wisconsin 53215

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00091598, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Mar 7, 2010 · Synced Sep 2, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00091598 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →