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See also: Methylphenidate
What is Methylphenidate HCL? Methylphenidate is a central nervous system (CNS) stimulant used to treat narcolepsy (sudden and uncontrollable attacks of drowsiness and sleep) and attention-deficit disorders. It can also be used to treat daytime drowsiness and ADHD/ADD, where it is more commonly known as Ritalin.
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