# Efficacy and Safety of Oral Bosentan in Pulmonary Arterial Hypertension Class II

> **NCT00091715** · PHASE3 · COMPLETED · sponsor: **Actelion** · enrollment: 185 (actual)

## Conditions studied

- Pulmonary Hypertension

## Interventions

- **DRUG:** bosentan
- **DRUG:** placebo

## Key facts

- **NCT ID:** NCT00091715
- **Lead sponsor:** Actelion
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2004-04
- **Primary completion:** 2006-11
- **Final completion:** 2011-02
- **Target enrollment:** 185 (ACTUAL)
- **Last updated:** 2011-08-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00091715

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00091715, "Efficacy and Safety of Oral Bosentan in Pulmonary Arterial Hypertension Class II". Retrieved via AI Analytics 2026-07-18 from https://api.ai-analytics.org/clinical/NCT00091715. Licensed CC0.

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