Sentry Home Flea and Tick Carpet Powder kills all 4 stages of fleas: adults, eggs, flea larvae and flea pupae. Also kills brown dog ticks. Sentry Home Flea and Tick Carpet Powder breaks the flea life cycle and controls reinfestation for up to 7 months. Leaves a rosy potpourri scent. Contains 0.02% pyriproxyfen, 0.1% pyrethrins and 0.5% MGK 264. Shake powder evenly across surface. 20 oz treats 200-400 square feet.