{"nct_id":"NCT00784277","title":"A Study to Compare the Frequency of Constipation Symptoms With Tapentadol Immediate Release (IR) Treatment Versus Oxycodone IR Treatment in Patients With End-stage Joint Disease","status":"COMPLETED","status_verified_date":"2012-01","start_date":"2008-10","start_date_type":null,"primary_completion_date":"2009-07","primary_completion_date_type":"ACTUAL","completion_date":"2009-07","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["JNJ"]}