Nardil vs phenelzine

Nardil and phenelzine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Nardil	Yes	No	No	No
phenelzine	Yes	No	No	No

As nouns, Nardil and phenelzine are synonyms defined as:

Nardil and phenelzine: monoamine oxidase inhibitor (trade name Nardil) used to treat clinical depression

Nardil (noun)	phenelzine (noun)
monoamine oxidase inhibitor (trade name Nardil) used to treat clinical depression	monoamine oxidase inhibitor (trade name Nardil) used to treat clinical depression