{"nct_id":"NCT01112267","title":"An Efficacy and Safety Study of Extended Release (ER) Tramadol Hydrochloride (HCl)/Acetaminophen in Participants With Chronic Low-Back Pain","status":"COMPLETED","status_verified_date":"2013-06","start_date":"2009-05","start_date_type":null,"primary_completion_date":"2009-10","primary_completion_date_type":"ACTUAL","completion_date":"2009-10","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["JNJ"]}