Methylphenidate is a central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control. Methylphenidate is used to treat attention deficit disorder (ADD), attention deficit hyperactivity disorder (ADHD), and narcolepsy. Methylphenidate may also be used for purposes not listed in this medication guide.
Methylin is a prescription drug from a class of medications known as central nervous system (CNS) stimulants. Methylin is a sympathomimetic amine. Methylin is used to treat attention deficit disorders such as ADHD, as well as narcolepsy.