quinine vs antimalarial drug

quinine and antimalarial drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
quinine	Yes	No	No	No
antimalarial drug	Yes	No	No	No

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

quinine: a bitter alkaloid extracted from chinchona bark; used in malaria therapy
antimalarial drug: a medicinal drug used to prevent or treat malaria

Other hypernyms of quinine include antimalarial.

quinine (noun)	antimalarial drug (noun)
a bitter alkaloid extracted from chinchona bark; used in malaria therapy	a medicinal drug used to prevent or treat malaria