Overview: Methylphenidate is used to treat attention deficit hyperactivity disorder (ADHD) or narcolepsy. It may work by increasing natural chemicals in the brain called norepinephrine and. Concerta is a stimulant ADHD medication used to treat symptoms of ADHD in children and adults. Learn about side effects, uses, dosages, and warnings. CONCERTA ® can significantly improve ADHD symptoms in adults, including focus, attention, organization, and the ability to control impulsive behavior. CONCERTA ® is the only ADHD treatment that combines a medication called methylphenidate, with the unique OROS ® delivery system. Detailed dosage guidelines and administration information for Concerta (methylphenidate hydrochloride). Includes dose adjustments, warnings and precautions. Concerta (methylphenidate) is a prescription drug approved to treat attention deficit hyperactivity disorder (ADHD). Concerta comes as an extended-release oral tablet. CONCERTA ® is a central nervous system (CNS) stimulant prescription medicine used for the treatment of attention deficit and hyperactivity disorder (ADHD) in people 6 to 65 years of age. CONCERTA ® may help increase attention and decrease impulsiveness and hyperactivity in people with ADHD. Methylphenidate, sold under the brand names Ritalin and Concerta, [a] among others, is a central nervous system (CNS) stimulant used in the treatment of attention deficit hyperactivity disorder (ADHD) and narcolepsy. Concerta is a drug doctors prescribe to help treat attention deficit hyperactivity disorder (ADHD) in some adults and children. Concerta belongs to a group of drugs called stimulants. Concerta is used to treat attention deficit disorder (ADD) and attention deficit hyperactivity disorder (ADHD). Learn about side effects, interactions and indications. CONCERTA is a CNS stimulant indicated for the treatment of attention deficit hyperactivity disorder (ADHD) in patients aged 6 to 65 years old. (1).