Elanco Advantix Flea, Tick & Mosquito Prevention For Large Dogs

Details

Give your large dog powerful, month‑long protection against pests with K9 Advantix II Flea & Tick Prevention for Large Dogs, a veterinarian‑recommended topical treatment that keeps bugs at bay with minimal fuss. This easy‑to‑apply formula kills and repels fleas, ticks, mosquitoes, biting flies, and lice on contact—so pests don’t need to bite to die. Within about 12 hours of application, it begins working to stop existing flea infestations and prevent new ones, keeping your pup comfortable and itch‑free all month long.

Waterproof after 24 hours and no prescription is required, this treatment is ideal for dogs ages 7 weeks and older weighing 21–55 lbs. Simply apply the topical drops between the shoulder blades once a month and enjoy ongoing pest defense whether your dog spends playtime outside or indoors.

Perfect for homes where outdoor adventures, neighborhood strolls, and backyard play are part of daily life, K9 Advantix II helps you keep flea‑ and tick‑borne annoyances under control.