Imidaflea | Spot-On Solution - 3 Pip Imidaflea Spot-On provides fast, effective flea protection for cats and dogs of all sizes. Each pack contains 3 pipettes, offering up to 4 weeks of protection per dose. The active ingredient, imidacloprid, kills fleas on contact and helps prevent reinfestation. Easy to apply and available in 5 size options to suit your pet’s weight. Cats & Pet Rabbits: Do not treat unweaned kittens of less than 8 weeks of age. Do not use on pet rabbits of less than 10 weeks of age. Do not use in case of hypersensitivity to the active substance or to any of the excipients. Dogs: Do not treat un-weaned puppies of less than 8 weeks of age. Do not use in case of hypersensitivity to the active substance or to any of the excipients. Active Substance: Imidacloprid Excipients: Butylhydroxytoluene (E321) Do not store above 30°C. Store in the original package.