Ritalin vs methylphenidate

Ritalin and methylphenidate both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ritalin	Yes	No	No	No
methylphenidate	Yes	No	No	No

As nouns, Ritalin and methylphenidate are synonyms defined as:

Ritalin and methylphenidate: central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in children

Ritalin (noun)	methylphenidate (noun)
central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in children	central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in children