Psychiatry General 33c8d394 All are true about ADHD except A Methyphenidate is the drug of choice for ADHD B Symptoms should be present in more than one setting C Symptoms should be present before 7 years for diagnosis D Symptoms should be present before 12 years for diagnosis High-Yield Explanation According to DSM - V for diagnosis of ADHD symptoms should be present before 12 years.