7-in-One Protection: Revolution Plus is a monthly topical that protects your cat against fleas, ticks, ear mites, roundworms, hookworms, and heartworm disease. Prevents tapeworms by killing fleas. Approved for cats and kittens eight weeks and older, weighing 2.8 lbs or more. It’s available with a prescription from your veterinarian. Vets #1 Choice for Cats¹: Revolution Plus is the most prescribed medicine for feline parasite protection with over 25 years of proven protection*. Protection Indoor & Outdoor Cats Need: Parasites are not “outdoor-only.” Any cat or kitten can regularly come in contact with harmful pests. Regardless of your cat’s lifestyle (indoor only, indoor/outdoor, outdoor only), Revolution Plus protects your cat from parasites that follow you home. Once a Month Treatment: One application a month protects your cat from the most common parasites. Easy-to-Apply: Applying Revolution Plus doesn’t require gloves. It's quick-drying, small-volume and applied topically on the back of your cat’s neck.