Herpes zoster, also called shingles, is an infection caused by a herpesvirus (varicella-zoster virus). Herpes zoster results from activation of the virus, which in many instances has remained latent for years following a primary chickenpox infection. Once active, the virus will travel along a nerve to the skin and cause a rash. Below you may find medications used to treat or help with Herpes Zoster. More about Herpes Zoster