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Terminated Phase 3 Interventional

Study of the Efficacy and Safety of Tezosentan in Patients With Pre-operative Pulmonary Hypertension, Due to Left Heart Disease, Undergoing Open Heart Surgery

ClinicalTrials.gov ID: NCT00458276

Public ClinicalTrials.gov record NCT00458276. 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 Jul 21, 2026, 6:52 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

Multicenter, Double-blind, Randomized, Placebo-controlled, Parallel-group Study to Assess the Efficacy, Safety and Tolerability of Tezosentan in Patients With Pre-operative Pulmonary Hypertension, Due to Left Heart Disease, Undergoing Cardiac Surgery

Study identification

NCT ID
NCT00458276
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Enrollment
274 participants

Conditions and interventions

Interventions

  • tezosentan Drug
  • placebo Drug

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
Mar 31, 2007
Primary completion
Jan 31, 2008
Completion
Feb 29, 2008
Last update posted
Jul 8, 2018

2007 – 2008

United States locations

U.S. sites
9
U.S. states
6
U.S. cities
8
Facility City State ZIP Site status
Stanford University School of Medicine Stanford California 94305
Columbia University Medical Center New York New York 10032
Montefiore Medical Center/Albert Einstein College of Medicine New York New York 10467
Duke University Medical Center Durham North Carolina 27710
Wake Forest University Health Sciences Winston-Salem North Carolina 27157
The Cleveland Clinic Cleveland Ohio 44195
Baylor University Medical Center Dallas Texas 75226
Texas Heart Institute/St. Luke's Episcopal Hospital/Baylor College Houston Texas 77030
University of Virginia Health System Charlottesville Virginia 22908

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 24 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00458276, 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 Jul 8, 2018 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00458276 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →