Clinical Study of Macitentan in Patients With PAH to Psychometrically Validate PAH-SYMPACT Instrument
Status:
Terminated
Trial end date:
2017-11-30
Target enrollment:
Participant gender:
Summary
SYMPHONY Extension is an extension of AC-055-401, a multi-center, open-label, single-arm,
Phase 3b study of macitentan in patients with Pulmonary Arterial Hypertension to
psychometrically validate the PAH-SYMPACT instrument. The objective is to assess the
long-term safety of macitentan in subjects with PAH beyond the treatment in the AC-055-401
study.