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Methylphenidate, brand name Ritalin, is an amphetamine-like central nervous system stimulant used to treat attention-deficit hyperactivity disorder (ADHD) in children, adolescents, and adults, as well as narcolepsy. 1 It is a Schedule II controlled substance.
Is Ritalin Effective for Adult ADHD? Methylphenidate was the first drug to be used in the treatment of ADHD, originally to treat children in the 1960âs. Since its discovery, methylphenidate has been used to treat ADHD in both children and adults for many years.