{"nct_id":"NCT00547092","title":"Study For Which Treatment, Tadalafil or Sildenafil, is Preferred For Problems Getting or Maintaining an Erection","status":"COMPLETED","status_verified_date":"2007-10","start_date":"2003-10","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2004-11","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["LLY"]}