statin vs statin drug

statin and statin drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
statin	Yes	No	No	No
statin drug	Yes	No	No	No

As nouns, statin and statin drug are synonyms defined as:

statin and statin drug: a medicine that lowers blood cholesterol levels by inhibiting HMG-CoA reductase

Other synonyms of statin include lipid-lowering medication, lipid-lowering medicine.

statin (noun)	statin drug (noun)
a medicine that lowers blood cholesterol levels by inhibiting HMG-CoA reductase	a medicine that lowers blood cholesterol levels by inhibiting HMG-CoA reductase