Frontline Plus [Combo] for Large Dogs 45-88LBS [Purple] kills adult fleas and ticks, chewing lice, and all life stages of fleas: eggs, larvae, and pupae. It controls Sarcoptic Mange and treats Flea Allergy Dermatitis [FAD]. Buy flea and tick treatment at the Lowest Price. Get free shipping and earn rewards. Get 10% extra off with auto-orders. Use Coupon Code: JULYBF20