- K9 Advantix II for Dogs 11 to 20 pounds (Teal 6 Pack)$79.98K9 Advantix is a once-a-month topical flea, tick, and mosquito treatment for dogs and puppies 7 weeks of age and older. It contains imidacloprid and permethrin. Do Not use this product on cats. Advantix is comprised of some of the most effective flea and tick repellants on the market - Imidacloprid, Permethrin, and Pyripoxyfen.
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