Study of Macitentan (ACT-064992) on Morbidity and Mortality in Patients With Symptomatic Pulmonary Arterial Hypertension
Conditions
- Pulmonary Arterial Hypertension
Interventions
- DRUG: macitentan (ACT-064992)
- DRUG: macitentan (ACT-064992)
- DRUG: placebo
Sponsor
Actelion