FRONTLINE Plus® is the most advanced formula within the FRONTLINE® range of flea and tick treatments for cats. It not only kills fleas, but also stops their eggs from hatching and infesting your home. Unlike other flea treatments, FRONTLINE Plus® kills ticks too, helping to reduce the risk of tick-borne disease transmission. Use every 4 weeks all year round for optimum flea and tick protection.* Efficacy against ticks up to 2 weeks in cats, treatmwnt interval 4 weeks. Kills fleas on your pet within 24 hours,  stops flea eggs from hatching in your home, kills ticks within 48 hours helping to reduce tick  borne diseases, kills lice