Frontline Plusis a 'spot on' application that rapidly controls flea infestations and biting lice. It kills re-infestations of adult fleas as well as preventsflea eggs from hatching and kills larvae and pupae produced by any adult fleas after flea treatment is applied for up to 6 weeks. Frontline Plus is waterfast from 48 hours after application.

For use on kittensover 8 weeks of age.