{"nct_id":"NCT01728246","title":"An Efficacy, Safety and Effects on Quality of Life of Tramadol/Paracetamol as Add-on Therapy in Chronic Osteoarthritis","status":"COMPLETED","status_verified_date":"2013-02","start_date":"2007-10","start_date_type":null,"primary_completion_date":"2008-05","primary_completion_date_type":"ACTUAL","completion_date":"2008-05","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["JNJ"]}