{"nct_id":"NCT00210860","title":"An Open Label Extension of a Study Comparing Topiramate and Amitriptyline in Migraine Prevention.","status":"COMPLETED","status_verified_date":"2010-04","start_date":"2004-09","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2006-03","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["JNJ"]}