Antabuse vs medicinal drug

Antabuse and medicinal drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
Antabuse	Yes	No	No	No
medicinal drug	Yes	No	No	No

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

Antabuse: a drug (trade name Antabuse) used in the treatment of alcoholism; causes nausea and vomiting if alcohol is ingested
medicinal drug: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of Antabuse include medicament, medication, medicine.

Antabuse (noun)	medicinal drug (noun)
a drug (trade name Antabuse) used in the treatment of alcoholism; causes nausea and vomiting if alcohol is ingested	(medicine) something that treats or prevents or alleviates the symptoms of disease