{"nct_id":"NCT00776009","title":"Efficacy and Safety of Dex-Methylphenidate Extended Release 30 mg Versus 20 mg in Children (6-12 Years) With Attention-Deficit/Hyperactivity Disorder (ADHD) in a Laboratory Classroom Setting.","status":"COMPLETED","status_verified_date":"2011-06","start_date":"2008-10","start_date_type":null,"primary_completion_date":"2008-12","primary_completion_date_type":"ACTUAL","completion_date":"2008-12","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["NVS"]}