The invention discloses an insecticide aerosol. The aerosol comprises the following components in percentage by weight: 0.01 to 0.2 percent of imiprothfin, 0.1 to 0.3 percent of ES-bioallethrin, 0.1 to 0.3 percent of d-phenothrin, 0.4 to 1.5 percent of octacide 264, 0.4 to 2.0 percent of butoxide, 29 to 68 percent of organic solvent and 29 to 68 percent of propellant, wherein the octacide 264 is N-(2-ethylhexyl) bicyclo-[2,2,1] heptyl-5-alkene-2,3-dicarboximide; and the butoxide is 3,4-methylene dimethoxy-6-propylbenzyldiethyleneglycol butyl ether. The insecticide aerosol has good effects on killing, preventing and controlling a plurality of pests such as mosquitoes, flies, cockroaches, ants, fleas, house dust mites and the like, has the characteristics of high efficiency, broad spectrum, low toxicity and no residue and is safe to human beings and livestock and compatible to the environment.