The only pack that offers flea tick and worming protection for up to 5 months 1 johnsons tablets work within 24 hours to eradicate fleas on your cat 2 the johnsons flea collar then offers added protection for up to 4 months 3 one dose wormer is a quick effective way of treating your dog for up to 3 months pack contains 1 x flea tablets 1 x flea collar 1 x woming tablets