{"nct_id":"NCT00760916","title":"FREEDOM DR: Oral Treprostinil in Combination With an Endothelin Receptor Antagonist (ERA) and/or a Phosphodiesterase-5 (PDE-5) Inhibitor or as Monotherapy for the Treatment of Pulmonary Arterial Hypertension (PAH)","status":"WITHDRAWN","status_verified_date":"2013-01","start_date":"2008-12","start_date_type":null,"primary_completion_date":"2009-01","primary_completion_date_type":"ACTUAL","completion_date":"2009-01","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["UNH"]}