Advantage Spot On Flea Treatment For Large Cats and Rabbits Over 4kg (4 pipettes, 80mg), Kills Fleas Within 24 Hours, Prevents Further Infestation For Up To Four Weeks in Cats\nBrandAdvantageItem formDropsActive ingredientsImidaclopridUnit count4 countAge range (description)All Life StagesAbout this item\n--ADVANTAGE FLEA TREATMENT: Use Spot On Flea Treatment to keep your pets protected from fleas. Advantage spreads quickly across your pet\u2019s skin and coat and is not absorbed into the bloodstream, meaning those pesky parasites do not have to bite to die 1.\n--FAST-ACTING FLEA PROTECTION: If you suspect your pet might be suffering with fleas, take action. Advantage kills fleas within 24 hours of application, meaning your pet can get back to living a full and happy life.\n--PREVENT REINFESTATION: For every adult flea that you see, there are many more eggs, larvae and pupae hidden away in carpets, upholstery and bedding. Apply spot on treatment every four weeks to prevent further in.