Aldomet vs antihypertensive

Aldomet and antihypertensive both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aldomet	Yes	No	No	No
antihypertensive	Yes	No	No	No

As nouns, antihypertensive is a hypernym of Aldomet; that is, antihypertensive is a word with a broader meaning than Aldomet:

Aldomet: antihypertensive drug (trade name Aldomet) used in the treatment of high blood pressure
antihypertensive: a drug that reduces high blood pressure

Other hypernyms of Aldomet include antihypertensive drug.

Aldomet (noun)	antihypertensive (noun)
antihypertensive drug (trade name Aldomet) used in the treatment of high blood pressure	a drug that reduces high blood pressure