Milbemax for Small Cats 0.5-2kg is a broad spectrum intestinal wormer tablet that also protects against heartworm if used monthly. Milbemax for Small Cats 0.5-2kg protects kittens over 6 weeks of age and cats against roundworm, hookworm and tapeworm when used once every 3 months. Milbemax for Small Cats 0.5-2kg is a beef flavoured tablet and dosage is tablet for kittens and cats weighing 0.5-1kg and 1 tablet for kittens and cats weighing 1-2kg.