K9 Advantix II XL

Protect your extra-large dog with K9 Advantix II. This veterinarian-recommended formula defends against fleas, ticks, mosquitoes, biting flies, and lice, killing and repelling them unlike other treatments. Applied topically, it kills fleas within 12 hours, preventing infestations and transmission of diseases. Fragrance-free and waterproof after 24 hours, it's easy to apply, with no hard-to-swallow pills. Available over the counter, ensure your dog stays protected with K9 Advantix II.