Dynapen vs antibacterial drug

Dynapen and antibacterial drug both are nouns.

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

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

Dynapen: antibacterial (trade name Dynapen) used to treat staphylococcal infections that are resistant to penicillin
antibacterial drug: any drug that destroys bacteria or inhibits their growth

Other hypernyms of Dynapen include antibacterial, bactericide.

Dynapen (noun)	antibacterial drug (noun)
antibacterial (trade name Dynapen) used to treat staphylococcal infections that are resistant to penicillin	any drug that destroys bacteria or inhibits their growth