Neovela is a convenient, monthly spot-on treatment for dogs. The identical composition (Selamectin) of Neovela makes it an affordable alternative to Revolution for dogs. It is indicated for the prevention and control of fleas, mites, and heartworms. It also protects dogs from ear mites, biting lice, and flea allergy dermatitis. Moreover, it is a waterproof treatment, so there are no chances of the solution being washed off if your dog comes in contact with water. Active Constituents: Selemectin Same active constituents as Revolution