Sherley's Multiwormer Cat is a three-week treatment for roundworm & tapeworm in cats over six months of age. The treatment consists of three doses given at weekly intervals. Cats MUST be weighed before treatment to accurately establish the correct dosage as specified on pack. Contains 8 pink tablets & 4 fawn tablets. Not to be used on cats under 0.6kg (1.5lbs) or less than 6 months of age. Ensure your cat is protected.