pravastatin vs statin drug

pravastatin and statin drug both are nouns.

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

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

pravastatin: an oral drug (trade name Pravachol) administered to reduce blood cholesterol levels; recommended after nonfatal heart attacks
statin drug: a medicine that lowers blood cholesterol levels by inhibiting HMG-CoA reductase

Other hypernyms of pravastatin include lipid-lowering medication, lipid-lowering medicine, statin.

pravastatin (noun)	statin drug (noun)
an oral drug (trade name Pravachol) administered to reduce blood cholesterol levels; recommended after nonfatal heart attacks	a medicine that lowers blood cholesterol levels by inhibiting HMG-CoA reductase