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Completed Phase 3 Interventional Results available

An Open-Label Extension Trial of UT-15C Sustained-release (SR) in Subjects With Pulmonary Arterial Hypertension

ClinicalTrials.gov ID: NCT01027949

Public ClinicalTrials.gov record NCT01027949. 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 Oct 17, 2026, 7:13 PM EDT

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

Official title

An Open-Label Extension Trial of UT-15C SR in Subjects With Pulmonary Arterial Hypertension

Brief summary

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

This study provided/continued to provide oral treprostinil (UT-15C SR; treprostinil diethanolamine) to eligible subjects who participated in Studies TDE-PH-202, TDE-PH-203, TDE-PH-205, TDE-PH-301, TDE-PH-302, and TDE-PH-308. The study assessed the long term safety of oral treprostinil and the effect of continued treatment with oral treprostinil on exercise capacity after 1 year of treatment.

Study identification

NCT ID
NCT01027949
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
United Therapeutics
Industry
Enrollment
894 participants

Conditions and interventions

Eligibility (public fields only)

Age range
12 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
Jan 16, 2007 (Actual)
Primary completion
Feb 12, 2020 (Actual)
Completion
Feb 12, 2020 (Actual)
Last update posted
May 10, 2021

2007 – 2020

United States locations

U.S. sites
61
U.S. states
31
U.S. cities
49
Facility City State ZIP Site status
The Kirklin Clinic Birmingham Alabama 35233 —
Arizona Pulmonary Specialists, Ltd. Phoenix Arizona 85013 —
Mayo Clinic Phoenix Phoenix Arizona 85054 —
St. Joseph's Hospital and Medical Center Phoenix Arizona — —
University Medical Center Tucson Arizona 85724 —
University of Arizona Clinical and Translational Science (CATS) Research Center Tucson Arizona 85724 —
University of California, San Francisco-Fresno Fresno California 93701 —
West Los Angeles VA Healthcare Center Los Angeles California 90073 —
David Geffen School of Medicine at UCLA Los Angeles California 90095 —
UC Davis Medical Center Sacramento California 95817 —
UCSD Medical Center San Diego California 30322 —
University of California San Francisco Medical Center San Francisco California 94118 —
Stanford University, Pulmonary and Critical Care Medicine Stanford California 94305-5351 —
Harbor-UCLA Medical Center Torrance California 90502 —
The Children's Hospital Aurora Colorado 80045 —
University of Colorado Health Science Center Aurora Colorado 80045 —
University of Florida College of Medicine Jacksonville Jacksonville Florida 32209 —
Cleveland Clinic Florida Weston Florida 33331 —
The Emory Clinic Atlanta Georgia 30322 —
The University of Chicago Hospitals Chicago Illinois 60637 —
University of Iowa Hospitals and Clinics Iowa City Iowa 52242 —
University of Kansas Medical Center Kansas City Kansas 66160 —
Kentuckiana Pulmonary Associates Louisville Kentucky 40202 —
Alexandria Cardiology Clinic Alexandria Louisiana 71301 —
Maine Medical Center Portland Maine 04102 —
University of Maryland Medical Center Baltimore Maryland 21201 —
Johns Hopkins Outpatient Center Baltimore Maryland 21287 —
Tufts Medical Center Boston Massachusetts 02111 —
Brigham and Woman's Hospital Boston Massachusetts 02114 —
University of Michigan Health System Ann Arbor Michigan 48103 —
University of Minnesota Medical Center, Fairview Minneapolis Minnesota 55455 —
Mayo Clinic Rochester Minnesota 55902 —
Washington University School of Medicine St Louis Missouri 63110-1093 —
University of Nebraska Medical Center Omaha Nebraska 68198-5300 —
Newark Beth Israel Medical Center Newark New Jersey 07112 —
Winthrop University Hospital Mineola New York 11501 —
Columbia University Medical Center New York New York 10032 —
Mary Parkes Center Rochester New York 14643 —
University of North Carolina Hospitals Chapel Hill North Carolina 27599 —
Duke University Medical Center Durham North Carolina 27710 —
The Carl and Ethyl Linder Center for Research and Education at the Christ Church Cincinnati Ohio 45219 —
University of Cincinnati Cincinnati Ohio 45267-0564 —
University Hospitals of Cleveland Cleveland Ohio 44106 —
Cleveland Clinic Cleveland Ohio 44195 —
Ohio State University Columbus Ohio 43210 —
The University of Toledo Medical Center Toledo Ohio 43614 —
Legacy Pulmonary Clinic Portland Oregon 97210 —
Oregon Health and Sciences University Portland Oregon 97239 —
Hospital of the University of Pennsylvania Philadelphia Pennsylvania 19104 —
Allegheny General Hospital Pittsburgh Pennsylvania 15212 —
UPMC Presbyterian Hospital Pittsburgh Pennsylvania 15213 —
Medical University of South Carolina Charleston South Carolina 29425 —
Vanderbilt University Medical Center Nashville Tennessee 37232-2650 —
UT Southwestern Medical Center Dallas Texas 75390 —
Baylor College of Medicine Houston Texas 77030 —
University of Texas Medical School Houston Texas 77030 —
The University of Texas Health Science Center at San Antonio San Antonio Texas 78229 —
Intermountain Medical Center Murray Utah 84157-7000 —
Inova Fairfax Hospital Falls Church Virginia 22042 —
University of Washington Medical Center Seattle Washington 98195 —
Aurora Cardiovascular Services 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 73 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01027949, 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 May 10, 2021 · Synced Oct 17, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01027949 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →