miotic drug vs drug

miotic drug and drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
miotic drug	Yes	No	No	No
drug	Yes	No	Yes	No

As nouns, drug is a hypernym of miotic drug; that is, drug is a word with a broader meaning than miotic drug:

miotic drug: a drug that causes miosis (constriction of the pupil of the eye)
drug: a substance that is used as a medicine or narcotic

miotic drug (noun)	drug (noun)
a drug that causes miosis (constriction of the pupil of the eye)	a substance that is used as a medicine or narcotic

miotic drug (verb)	drug (verb)
	administer a drug to
	use recreational drugs