The original formula from the UK's leading flea and tick brand, FRONTLINE. FRONTLINE Spot On for dogs kills fleas, ticks and lice as well as protecting from the discomfort and diseases these parasites can cause pets. For use on puppies from 8 weeks and small dogs from between 10 and 20kg. Contains 1 pipette of 1.34ml. Use on your puppy or dog every 4 weeks for optimal protection. Can also be used on pregnant or lactating dogs. Contains fipronil.