Frontline Plus (Known as Frontline Combo) provides convenient and effective flea and tick control in dogs and cats, puppies and kittens. It is effective against all stages of the brown dog tick, the American dog tick, lone star tick and deer ticks (the major carrier of Lyme disease). It also kills flea eggs and flea larvae. NOTE: FRONTLINE COMBO - WILL BE SHIPPED FROM UK. IT CONTAINS THE EXACT SAME INGREDIENTS AND DOSAGE AS FRONTLINE PLUS.