~NexGard Spectra is a broad spectrum beef flavoured chew that kills parasites inside AND out in one easy step! This oral treatment prevents and controls flea, tick and mite infestations as well as adult roundworms, hookworms, whipworms and heartworm infestations. Key Benefits: Complete protection from fleas, ticks, heartworm and intestinal worms available, in one monthly chew. Beef flavored chew for easy administration Begins working after just 30 mins from consumption helps to control secondary conditions caused by parasites including flea allergy dermatitis, etc. Not affected by bathing, swimming or shampooing. Administer the chewable tablet appropriate for your dog’s weight at monthly intervals. For dogs that weigh between 2-3.5kg.