Rau-Sed vs antihypertensive

Rau-Sed and antihypertensive both are nouns.

Word	Noun	Adjective	Verb	Adverb
Rau-Sed	Yes	No	No	No
antihypertensive	Yes	No	No	No

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

Rau-Sed: antihypertensive consisting of an alkaloid extracted from the plant Rauwolfia serpentina (trade names Raudixin or Rau-Sed or Sandril or Serpasil)
antihypertensive: a drug that reduces high blood pressure

Other hypernyms of Rau-Sed include antihypertensive drug.

Rau-Sed (noun)	antihypertensive (noun)
antihypertensive consisting of an alkaloid extracted from the plant Rauwolfia serpentina (trade names Raudixin or Rau-Sed or Sandril or Serpasil)	a drug that reduces high blood pressure