Question: is valganciclovir the same as valacyclovir?
Answer: Valcyte (valganciclovir): What's the difference? Valtrex (valacyclovir) and Valcyte (valganciclovir) are antiviral drugs used to treat different conditions. Valtrex is used to treat infections with shingles (herpes zoster), genital herpes (herpes simplex genitalis), and cold sores (herpes labialis).