Viramune vs nevirapine

Viramune and nevirapine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Viramune	Yes	No	No	No
nevirapine	Yes	No	No	No

As nouns, Viramune and nevirapine are synonyms defined as:

Viramune and nevirapine: a non-nucleoside reverse transcriptase inhibitor (trade name Viramune) used to treat AIDS and HIV

Viramune (noun)	nevirapine (noun)
a non-nucleoside reverse transcriptase inhibitor (trade name Viramune) used to treat AIDS and HIV	a non-nucleoside reverse transcriptase inhibitor (trade name Viramune) used to treat AIDS and HIV