dapsone vs antibacterial drug

dapsone and antibacterial drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
dapsone	Yes	No	No	No
antibacterial drug	Yes	No	No	No

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

dapsone: antibacterial drug used to treat leprosy and some kinds of skin diseases
antibacterial drug: any drug that destroys bacteria or inhibits their growth

Other hypernyms of dapsone include antibacterial, bactericide.

dapsone (noun)	antibacterial drug (noun)
antibacterial drug used to treat leprosy and some kinds of skin diseases	any drug that destroys bacteria or inhibits their growth