Kantrex vs antibiotic drug

Kantrex and antibiotic drug both are nouns.

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

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

Kantrex: antibiotic (trade name Kantrex) used to treat severe infections
antibiotic drug: a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

Other hypernyms of Kantrex include antibiotic.

Kantrex (noun)	antibiotic drug (noun)
antibiotic (trade name Kantrex) used to treat severe infections	a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections