Revolution for Puppies and Kittens is a monthly topical solution to control fleas, flea eggs, heartworms, ear mites, sarcoptic mange, and ticks in puppies; to control fleas, flea eggs, heartworms, ear mites, roundworms, and hookworms in kittens. Revolution kills adult fleas, prevents flea eggs from hatching for one month, and is indicated for the prevention and control of flea infestations. Apply topically once per month. Approved for use in dogs 6 weeks of age and older, and cats 8 weeks of age and older. Selamectin.