Lipitor vs atorvastatin

Lipitor and atorvastatin both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lipitor	Yes	No	No	No
atorvastatin	Yes	No	No	No

As nouns, Lipitor and atorvastatin are synonyms defined as:

Lipitor and atorvastatin: an oral drug (trade name Lipitor) that is effective in lowering triglycerides; potent in reducing LDL cholesterol because higher doses can be given

Lipitor (noun)	atorvastatin (noun)
an oral drug (trade name Lipitor) that is effective in lowering triglycerides; potent in reducing LDL cholesterol because higher doses can be given	an oral drug (trade name Lipitor) that is effective in lowering triglycerides; potent in reducing LDL cholesterol because higher doses can be given