A Multinational, Multicenter, Study to Assess the Efficacy and Safety of BPS-314d-MR in Subjects With Pulmonary Arterial Hypertension Currently Receiving Treatment With an Endothelin Receptor Antagonist and/or a Phosphodiesterase-5 Inhibitor
Conditions
- Pulmonary Arterial Hypertension
Interventions
- DRUG: Beraprost Sodium 314d Modified Release Tablets
- DRUG: Placebo
Sponsor
Lung Biotechnology PBC