Johnsons D068 Guardian Plus Spot On for Cats over 1kg offers veterinary-strength protection with a powerful triple-action formula. It effectively kills fleas, ticks, and lice while preventing the development of flea eggs and larvae. This single treatment provides comprehensive pest control, helping to keep your cat comfortable and free from infestations. Ideal for cats weighing over 1kg, it delivers reliable, expert-level care in one easy application.