Definitions for "Methylphenidate"
an amphetamine-like drug; brand name Ritalin.
Methylphenidate is a central nervous system stimulant. It has effects similar to, but more potent than, caffeine and less potent than amphetamines. It has a notably calming and "focusing" effect on those with ADHD, particularly children.
(AKA Ritalin) Another common stimulant, less effective than amphetamine but with fewer side effects.