Hartz UltraGuard Topical Flea and Tick Prevention for Cats, 3 count

Activyl is a monthly spot-on flea control for cats. The active ingredient in Activyl is indoxacarb. Indoxacarb works by bioactivation enzymes inside the flea activate indoxacarb and release its full flea-killing power. There is no known flea resistance to indoxacarb. Activyl stops flea feeding, followed by paralysis and death after exposure to product. Controls fleas on cats in a home environment. Oops, this item is out of stock! But don’t worry—our Special Deals section is packed with amazing finds at even better prices. Explore now and score exclusive discounts you won’t want to miss!