DEAD END is a powerful powder insecticide that contains the quick-killing botanical insecticide Pyrethrum. Pyrethrum provides effective control of insects upon direct contact. The silicon dioxide in this product provides long-term control through its drying action. Apply the powder, and insects walking on it will continue to die for up to 6 months. DEAD END is effective against cockroaches, ants, fire ants, spiders, lice, silverfish, fleas, crickets, ticks, mites, beetles, weevils, scorpions, foraging drywood termites, earwigs, pillbugs and more! *(EPA)