Senergy Topical Solution is a broad spectrum once a month topical application that kills adult fleas and prevents flea eggs from hatching and is indicated for the prevention and control of flea infestations, prevention of heartworm disease, and treatment and controls ear mites in dogs and cats. Senergy treats and controls sarcoptic mange and controls infestations of the American dog tick or Wood tick in dogs. Senergy treats and controls infections from intestinal hookworms and roundworms in cats.