Revolution for Dogs is a monthly topical solution to control fleas, flea eggs, heartworms, ear mites, sarcoptic mange and ticks. Revolution for Dogs kills adult fleas, prevents flea eggs from hatching for one month and is indicated for the prevention and control of flea infestations, for the prevention of heartworm disease, for treatment and control of ear mite infestations, for treatment and control of sarcoptic mange and for control of tick infestations. Revolution for Dogs contains selamectin. Apply topically once per month. Approved for use in dogs 6 weeks of age and older. Selamectin.