styptic vs medicinal drug

styptic and medicinal drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
styptic	Yes	Yes	No	No
medicinal drug	Yes	No	No	No

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

styptic: a drug that causes contraction of body tissues and canals
medicinal drug: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of styptic include medicament, medication, medicine.

styptic (noun)	medicinal drug (noun)
a drug that causes contraction of body tissues and canals	(medicine) something that treats or prevents or alleviates the symptoms of disease

styptic (adjective)	medicinal drug (adjective)
tending to check bleeding by contracting the tissues or blood vessels