Concerta 27mg Price In Pakistan | Uses, Benefits & Information Concerta 27mg is a prescription-only extended-release stimulant medication containing Methylphenidate Hydrochloride, widely used in the treatment of Attention Deficit Hyperactivity Disorder (ADHD) in children, adolescents, and adults. Concerta uses a unique OROS® controlled-release system, which allows the medicine to be released gradually throughout the day for long-lasting symptom control.