Bayer Elanco K9 Advantix® II flea, tick and mosquito prevention for dogs

For over 20 years, dog owners have trusted the K9 Advantix® brand to kill and repel fleas, ticks and mosquitoes. With one easy-to-apply topical treatment, K9 Advantix® II works all month to kill pests through contact so they don’t have to bite your pet to die. Just select your dog’s weight, your preferred number of doses and your favorite retailer below to buy now.