Zovirax vs acyclovir

Zovirax and acyclovir both are nouns.

Word	Noun	Adjective	Verb	Adverb
Zovirax	Yes	No	No	No
acyclovir	Yes	No	No	No

As nouns, Zovirax and acyclovir are synonyms defined as:

Zovirax and acyclovir: an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms

Zovirax (noun)	acyclovir (noun)
an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms	an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms