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Completed Phase 3 Interventional

Tezosentan in Acute Heart Failure

ClinicalTrials.gov ID: NCT00525707

Public ClinicalTrials.gov record NCT00525707. 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 22, 2026, 3:38 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 Acute Heart Failure.

Brief summary

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

The randomized patients with acute heart failure will be stratified based on the presence or absence of a Swan-Ganz catheter and assigned to receive either tezosentan 5 mg/h for the first 30 minutes and 1 mg/h thereafter or matching placebo in a 1:1 manner. The duration of the treatment is 24 hours up to 72 hours. The duration of the follow-up period is 30 days after treatment initiation for death, re-hospitalizations and SAEs followed by a follow-up period of 5 months for vital status.

Study identification

NCT ID
NCT00525707
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Enrollment
735 participants

Conditions and interventions

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
Apr 2003 (Type not available)
Primary completion
Jan 2005 (Actual)
Completion
Jan 2005 (Actual)
Last update posted
Jul 10, 2018

2003 – 2005

United States locations

U.S. sites
8
U.S. states
7
U.S. cities
8
Facility City State ZIP Site status
University of Alabama-Birmingham Birmingham Alabama — —
Advanced Heart Failure and Transplant Service, Palo Alto VA Health Care System, Cardiology Section Palo Alto California — —
Denver VAMC Denver Colorado — —
The Heart Hospital at Alledgheny General, Division of Cardiology Pittsburgh Pennsylvania — —
Veterans Affairs Medical Center Houston Texas — —
Tyler Cardiovascular Consultants Tyler Texas — —
Danville Medical Center Danville Virginia — —
Medical Associates, Bellebue Bellevue Washington — —

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 27 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00525707, 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 10, 2018 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00525707 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →