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ADHD Medication - Concerta Concerta and Ritalin LA are both used to treat attention deficit hyperactivity disorder (ADHD). They both contain the same drug, methylphenidate. But they release it differently in your body. Concerta has been proven in clinical studies to decrease inattention in both adults and children. It also helps with certain of their other ADHD symptoms. What is Concerta? Concerta is a drug called methylphenidate, which is part of the class of dr