Valtrex Tablets is an antiviral drug, which is used for the treatment of Shingles, Herpes Zoster, and Herpetic Whitlow. Also why one would want to buy Valtrex Tablets from an online generic medicine pharmacy. There are several reasons you might buy Valtrex tablets from an online generic medicine pharmacy rather than your local store or doctor's office. First, if you are in a remote area with no access to a doctor or pharmacist this might be the only option available to you.