Osmitrol vs diuretic drug

Osmitrol and diuretic drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
Osmitrol	Yes	No	No	No
diuretic drug	Yes	No	No	No

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

Osmitrol: a diuretic (trade name Osmitrol) used to promote the excretion of urine
diuretic drug: any substance that tends to increase the flow of urine, which causes the body to get rid of excess water

Other hypernyms of Osmitrol include diuretic, water pill.

Osmitrol (noun)	diuretic drug (noun)
a diuretic (trade name Osmitrol) used to promote the excretion of urine	any substance that tends to increase the flow of urine, which causes the body to get rid of excess water