NexGard SPECTRA provides full protection against all the nasties - fleas, ticks, heartworm and intestinal worm. This monthly chew packs a punch, rapidly killing fleas and controlling 3 types of ticks and 4 types of worms. It's tasty beef flavour makes it easy to administer - just give it to your dog the same way you would a treat!Features and Benefits Works quickly to kill fleas, breaking the flea cycle and preventing flea allergy dermatitis Treats and controls Paralysis ticks, Brown Dog Ticks and Bush Ticks Prevents heartworm disease Treats and controls Roundworms, Hookworms and Whipworms