For cats over 9 lb. Advantage# II is a fast, topical flea control for cats that kills fleas at all life stages. Fleas are killed
within 12 hours and, to protect against further infestations, reinfesting fleas are killed within 2 hours. Advantage# II kills
fleas through contact, so they do not have to bite to die. One convenient waterproof application lasts for 1 month.
within 12 hours and, to protect against further infestations, reinfesting fleas are killed within 2 hours. Advantage# II kills
fleas through contact, so they do not have to bite to die. One convenient waterproof application lasts for 1 month.