Advantage II For Kittens begins working within 12 hours and kills pests on contact.
This waterproof formula continues working for up to four weeks, even after bathing,
This flea treatment kills larvae and adult fleas to break the life-cycle and helps prevent re-infestation.

Active Ingredients: Imidacloprid and Pyriproxyfen.

Suitable for kittens 2-5 pounds.