Frontline Plus for CatsFor cats and kittens 8 weeks or older. No prescription required! When used monthly, Frontline Plus for Cats completely breaks the flea life cycle and controls tick and chewing lice infestations. Research demonstrates Frontline Plus for Cats kills adult fleas, flea eggs, and flea larvae for up to six weeks. Frontline Plus for Cats kills ticks for at least one month. A once monthly application is recommended where tick control is needed. Although