Novartis Capstar Flea Tablets for Dogs and Cats KILL FLEAS FAST: Capstar flea tablets kill fleas on dogs within 4 hours of application of this flea tablet, and 6 hours for cats. FLEA TREATEMENT SAFE FOR DOGS: A single dose of Capstar Flea Treatment Tablets should kill the adult fleas on your pet. If your pet gets re-infested with fleas, you can safely give another dose as often as once per day. EASY TO ADMINISTER: To give Capstar Flea Tablets, place the pill directly in your pets mouth or hide it in food. If you hide the pill in food, watch closely to make sure your pet swallows the pill. If you are not sure that your pet swallowed the pill, it is safe to give a second pill. TREAT ALL HOUSEHOLD PETS WITH FLEA AND TICK TREATMENT: Treat all infested pets in the household. Fleas can reproduce on untreated pets and allow infestations to persist. Almost all adult fleas will die Fleas will die within 4 hours for dogs and 6 hours for cats Single dose Kills adult fleas Works on dogs and cats, Item comes as a Single Box of 6 tablets