Revolution Plus – Broad-Spectrum Treatment for Cats Revolution Plus is a broad-spectrum flea and tick treatment for cats. This topical product kills existing fleas before they lay eggs. It also eliminates ticks and prevents further infestation(s). Furthermore, Revolution Plus also removes the infestation of hookworms, roundworms, ear mites, and biting lice. Other than that, this monthly treatment also prevents heartworm disease in cats. Revolution Plus is also an effective treatment for Flea Allergy Dermatitis (FAD). Revolution Plus for Cats Revolution Plus for cats contains two active ingredients - Sarolaner and Selamectin. These ingredients are readily absorbed by the body into the skin layers and in the bloodstream of the cat. Its quick acting formula removes infestation within a day and prevents cats from 6 parasites.