Pet Rx is an online store providing low price pet medication, joint supplements, flea control products such as Frontline, pet shampoo, and pet supplies at low prices. For your convienence, PetRx.com supplies Hill's Prescription Diet, Iams Veterinary Formula, Purina Veterinary Diets, and Royal Canin Veterinary Diets delivered direct to your door. Whether you shop for Cosequin type Glucosamine tablets for your dog's arthritis, or special veterinary diets such as k/d for your cat's kidney problems, you will find PetRx to be a fast and friendly online shopping experience.