Topical ointment comes in a form that you put on your pet's skin. There are number of flea and tick topical treatments to choose from such as Advantage II, K9 Advantix II, Frontline Plus, Frontline Top- Spot, Pet Armor, Fiproguard and more. These topical treatments are distributed on pet's body and work to kill adult fleas. Fleas can cause flea allergy dermatitis (FAD), tapeworms, hair loss, skin irritations and anemia - due to blood loss. Ticks transmit Lyme Disease, Ehrlichiosis and Rocky Mountain Spotted Fever. You can prevent all of these problems by simply using topical to eliminate fleas and ticks. A single topical ointment application keeps working for one month. Experts recommend monthly application to keep your pet protected year-round.