{"nct_id":"NCT00424021","title":"Phase 2 Extension Study of Ambrisentan in Pulmonary Arterial Hypertension","status":"COMPLETED","status_verified_date":"2011-12","start_date":"2003-04","start_date_type":null,"primary_completion_date":"2009-12","primary_completion_date_type":"ACTUAL","completion_date":"2009-12","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["GILD"]}