paroxetine vs Paxil

paroxetine and Paxil both are nouns.

Word	Noun	Adjective	Verb	Adverb
paroxetine	Yes	No	No	No
Paxil	Yes	No	No	No

As nouns, paroxetine and Paxil are synonyms defined as:

paroxetine and Paxil: a selective-serotonin reuptake inhibitor commonly prescribed as an antidepressant (trade name Paxil)

paroxetine (noun)	Paxil (noun)
a selective-serotonin reuptake inhibitor commonly prescribed as an antidepressant (trade name Paxil)	a selective-serotonin reuptake inhibitor commonly prescribed as an antidepressant (trade name Paxil)