Capstar is an easy to administer tablet with fast-acting knockdown of adult fleas. Starts killing fleas within 30 minutes of dosing and kills 100% of fleas within 4 hours on dogs and 3 hours on cats. Administer on any day that fleas are evident on your pet. Capstar can be given daily if required. Safe to use in puppies and kittens from 4 weeks of age and 0.5 kg.