Kills fleas fast before they lay eggs keeping dogs and homes flea free. Kills ticks fast reducing the chance of illness or paralysis. Cleans up mites reducing skin irritation and risk of infection. Proven protection from reinfestation killing fast all month long. Easy to remember. 1 chew, once a month. Proven protection for 35 days. So if you're a few days late, you're still covered. Safe for your puppy. Can be given from 8 weeks and 1.3 kg. Tasty chew that's easy to give, with or without food.