Kafocin vs antibiotic drug

Kafocin and antibiotic drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kafocin	Yes	No	No	No
antibiotic drug	Yes	No	No	No

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

Kafocin: antibiotic related to cephalosporin but no longer in common use
antibiotic drug: a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

Other hypernyms of Kafocin include antibiotic.

Kafocin (noun)	antibiotic drug (noun)
antibiotic related to cephalosporin but no longer in common use	a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections