Zovirax is one of the most commonly-used antiviral drugs indicated for the treatment of herpes virus infections including herpes zoster (shingles), initial and recurrent genital herpes, and chickenpox. Zovirax reduces pain and helps the sores caused by herpes to heal faster.
Valtrex is an oral antiviral drug which is effective against the Herpes viruses. It is used for the treatment of genital herpes simplex, herpes zoster (shingles), and cold sores (herpes labialis). It is also used for the reduction of transmission of genital herpes in adults.