Get protection for your whole furry family with Frontline Plus Large Dog Flea & Tick Spot Treatment + Spot Treatment for Cats. This treatment kills adult fleas, flea eggs, flea larvae, chewing lice, and ticks. It’s formulated with two active ingredients—fipronil and (S)-methoprene—to help disrupt the flea life cycle and inhibit future infestations. Plus, it’s designed to be waterproof after 24 hours, fast-acting, and long-lasting—one easy topical application works for 30 days. This bundle features the paw-fect formulas for your canine and feline companions.