Several formulations of carbaryl are registered for use against lesser mealworm, including dusts, wettable powders, sprayable liquids, and baits. Products containing tetrachlorvinphos are available as dusts, wettable powders, or emulsifiable concentrates; this toxicant also is formulated in a combination product with dichlorvos. Cyfluthrin, permethrin and some other pyrethroids also are labeled as a premise treatment to protect poultry building structures from litter beetles. Boric acid is available as a soil and premise treatments for litter beetles in some states.