Deltamethrin is a pyrethroid ester insecticide. Deltamethrinplays key role incontrolling malaria vectors, and is used in the manufacture of long-lastinginsecticidal mosquito nets. Deltamethrin is an insecticidebelonging to the pyrethroid family. Pyrethroids are the man-made versions ofpyrethrins, natural insecticides from chrysanthemum flowers. Deltamethrin is used outdoors on lawns, ornamental gardens, golfcourses, and indoors as a spot or crack and crevice treatment.
Deltamethrin has very good residual activity for outdoor uses (fieldcrops, cattle dip, tsetse) and for indoor uses (mosquitoes, stable flies,horsefiles, fleas, cockroaches, stored product insects) (9, 20). Deltamethrin has very broadspectrum control. It is considered the most powerful of the syntheticpyrethroids.