Question: is famvir the same as valtrex?
Answer: Are Valtrex and Famvir the Same Thing? Valtrex (valacyclovir) and Famvir (famciclovir) are antiviral medications used to treat infections caused by herpes viruses, such as herpes zoster (chicken pox and shingles), herpes simplex genitalis (genital herpes), and herpes labialis (cold sores).