nontricyclic vs nontricyclic antidepressant

nontricyclic and nontricyclic antidepressant both are nouns.

Word	Noun	Adjective	Verb	Adverb
nontricyclic	Yes	No	No	No
nontricyclic antidepressant	Yes	No	No	No

As nouns, nontricyclic and nontricyclic antidepressant are synonyms defined as:

nontricyclic and nontricyclic antidepressant: a class of antidepressant drugs that are not tricyclic drugs and do not act by inhibiting MAO

Other synonyms of nontricyclic include nontricyclic antidepressant drug, nontricyclic drug.

nontricyclic (noun)	nontricyclic antidepressant (noun)
a class of antidepressant drugs that are not tricyclic drugs and do not act by inhibiting MAO	a class of antidepressant drugs that are not tricyclic drugs and do not act by inhibiting MAO