nonmedicinal vs unmedicinal

nonmedicinal and unmedicinal both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nonmedicinal	No	Yes	No	No
unmedicinal	No	Yes	No	No

As adjectives, nonmedicinal and unmedicinal are synonyms defined as:

nonmedicinal and unmedicinal: not having a medicinal effect or not medically prescribed

Other synonyms of nonmedicinal include unmedical, unmedicative.

nonmedicinal (adjective)	unmedicinal (adjective)
not having a medicinal effect or not medically prescribed	not having a medicinal effect or not medically prescribed