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Terminated Phase 2 Interventional

Tezosentan in Pulmonary Arterial Hypertension

ClinicalTrials.gov ID: NCT01077297

Public ClinicalTrials.gov record NCT01077297. 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 Jun 26, 2026, 4:22 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

Multicenter, Open-label, Non-comparative, Proof-of-concept, Phase 2a Study to Evaluate the Effect of a Single Infusion of Tezosentan on Pulmonary Vascular Resistance in Patients With Stable, Chronic Pulmonary Arterial Hypertension, Currently Not Treated With Endothelin Receptor Antagonists, Phosphodiesterase-5 Inhibitors or Prostacyclines

Study identification

NCT ID
NCT01077297
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Enrollment
3 participants

Conditions and interventions

Interventions

  • Tezosentan 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
Jul 31, 2010
Primary completion
Oct 31, 2010
Completion
Aug 31, 2011
Last update posted
Jul 8, 2018

2010 – 2011

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
Washington University School of Medicine St Louis Missouri 63110
Baylor College of Medicine Houston Texas 77030

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 3 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01077297, 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 Jun 26, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01077297 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →