Profender is a topical deworming medication that's prescribed by veterinarians to control and treat hookworms, roundworms, and tapeworms in our feline companions. It's the only dewormer that can be used on your cats' skin to treat and control common intestinal parasites. Plus, it's easy to use for every pet parent's convenience.We directly source prescription medications from manufacturers and wholesale distributors registered with the FDA and licensed by applicable state boards. Guaranteed genuine, and where applicable, backed by the manufacturer.