Make parasite protection easy and protect against fleas, ticks, mites, heartworm and intestinal worms - with just one tasty, monthly NexGard SPECTRA® chew! It’s the most complete protection available in just one chew, and best of all your dog will love it. 100% of owners said NexGard SPECTRA was easy to give to their dog. Available in 1, 3 and 6 monthly protection packs.