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Clinical Trial 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.


Clinical Trial Description

n/a


Study Design


Related Conditions & MeSH terms


NCT number NCT01847014
Study type Interventional
Source Actelion
Contact
Status Terminated
Phase Phase 3
Start date September 1, 2013
Completion date November 30, 2017

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