Petlock plus flea tick 3 doses extra large dog

PetLockPlus is a monthly spot on treatment and preventative that kills fleas, flea eggs and larvae, chewing lice, mosquitos and ticks and aids in the control of mites. PetLockPlus for Dogs has the same active ingredients as FrontlinePlus for Dogs, but sells for a fraction of the cost. PetLockPlus is fast-acting, long-lasting, waterproof, and easy to use. Apply monthly.