Hartz Advanced Care Flea & Tick Drops for Dogs & Puppies 31 - 45 lbs.

For dogs and Puppies weighing 46 to 60 lbs. Contains 2 special ingredients.The first ingredient, phenothrin, is specifically designed to kill adult fleas, ticks and mosquitoes. The second ingredient, (S)-methoprene, is designed to kill flea eggs and larvae. This combination provides your pet with complete protection.