Tell pesky parasites to 'bug off' with Hartz dual action flea and tick treatment for dogs and puppies. Each convenient and easy to apply, single dose tube kills fleas, flea eggs, brown dog and deer ticks for 30 days, stopping the flea life cycle in its tracks. Topical formula stays on and does not rub off. Use only on dogs and puppies that weigh 31 to 60 lb and are 12 weeks of age and older. Package contains three applications a three-month supply.