Cyfluthrin is a synthetic pyrethroid derivative that is used as an insecticide. Cyfluthrin is a synthetic pyrethroid insecticide that has both contact and stomach poison action. A few of the Tempo Products containing Cyfluthrin are Tempo Ultra WP, Tempo SC Ultra, and Tempo Dust. Cyfluthrin, along with other pyrethroids, are not systemic and are not taken up by plants. It is used to control cutworms, ants, silverfish, cockroaches, termites, grain beetles, weevils, mosquitoes, fleas, flies, corn earworms, tobacco budworm, codling moth, European corn borer, cabbageworm, loopers, armyworms, boll weevil, alfalfa weevil, Colorado potato beetle, and many others.
Its primary agricultural uses have been for control of chewing and sucking insects on crops such as cotton, turf, ornamentals, hops, cereal, corn, deciduous fruit, peanuts, potatoes, and other vegetables. Cyfluthrin is also used in public health situations and for structural pest control.