sudorific vs medicinal drug

sudorific and medicinal drug both are nouns.

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

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

sudorific: a medicine that causes or increases sweating
medicinal drug: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of sudorific include medicament, medication, medicine.

sudorific (noun)	medicinal drug (noun)
a medicine that causes or increases sweating	(medicine) something that treats or prevents or alleviates the symptoms of disease

sudorific (adjective)	medicinal drug (adjective)
inducing perspiration