{"nct_id":"NCT00303498","title":"A Study of the Effectiveness of Sitaxsentan Sodium in Patients With Diastolic Heart Failure","status":"COMPLETED","status_verified_date":"2022-12","start_date":"2006-03-27","start_date_type":"ACTUAL","primary_completion_date":"2008-05-01","primary_completion_date_type":"ACTUAL","completion_date":"2008-05-01","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["PFE"]}