Milbemax for Cats, Allwormer Tablet for Comprehensive Broad-Spectrum Worm Control, Two Pack Wormer for Medium and Large Cats 2 - 8 kg. Milbemax allwormer has a wide dosing band and small flavoured tablet which makes it easy to protect your cat from worms. Three monthly administration treats and controls adult and immature roundworms and hookworm, and adult tapeworms. Monthly administration also provides protection from heartworm disease. Kittens should be treated at 6, 8, and 12 weeks of age. Safe to use in kittens from 6 weeks of age and 0.5 kg. This tablet is also safe to use in breeding, pregnant and lactating cats.