{"nct_id":"NCT01557647","title":"Safety and Efficacy of Inhaled Treprostinil in Patients With PAH","status":"WITHDRAWN","status_verified_date":"2012-03","start_date":"2012-06","start_date_type":null,"primary_completion_date":"2015-12","primary_completion_date_type":"ESTIMATED","completion_date":"2016-06","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["UNH"]}