Ectoline spot on solution for cats and kittens over 8 weeks and above 1kg treatment of flea and tick infestations the product has a persistent insecticidal efficacy for up to 5 weeks against fleas the product has a persistent acaricidal efficacy for up to 2 weeks against ticks if ticks of some species are present when the product is applied all the ticks may not be killed within the first 48 hours but they may be killed within a week the product can be used as part of a treatment strategy