Spot on solution containing 10% w/v fipronil. Each pipette contains 0.5 ml (50 mg fipronil). The treatment and prevention of infestations by fleas (Ctenocephalides spp.), ticks (Rhipicephalus spp., Dermacentor spp. and Ixodes spp.) in cats, and as part of a treatment strategy for Flea Allergy Dermatitis, where this has been previously diagnosed by a veterinary surgeon. The product controls infestations of biting lice (Felicola subrostratus) on cats. FRONTLINE Spot On Cat can be used in kittens from 8 weeks of age and weighing at least 1kg.