Kills fleas. Kills ticks. Fast acting, deodorizing formula. Fine mist spray. Kills and repels fleas and ticks. Kills the deer tick which may carry lyme disease. Hartz Advanced Care 2 in 1 Flea & Tick Dog Spray actually prevents fleas and ticks from living on you pet. This spray may also be used to kill any fleas and ticks already on your dog. Once sprayed, fleas will be killed within 5 to 10 minutes. In addition to controlling fleas and ticks, this product leaves your pet's coat soft, glossy and manageable. Made in U.S.A.