Your pets are family, and PETARMOR helps you confidently care for your dog, especially when it comes to flea and tick control. PETARMOR plus conveniently provides vet-quality protection without the expense of a vet visit. PetArmor Plus Flea and Tick Topical For Large Dogs 45-88 lbs., 12 weeks and older is a waterproof, fast-acting, long-lasting formula that kills adult fleas and ticks plus stops the flea cycle dead in its tracks. This dog flea treatment has the same active ingredients as FRONTLINE Plus for Dogs. Get nose to tail 30-day protection with each dose at an affordable price. One six-dose package of PetArmor Plus Dog Tick and Flea Treatment offers six (6) months of continuous coverage for all breeds.