Dengue Hemorrhagic Fever (DHF) is an important health issue, especially in Indonesia. Labuh Baru Timur village that is located in Payung Sekaki sub-district, Pekanbaru city is one of the regions with high number of DHF cases in the past few years. One of the methods that can be used is to use organophosphate type insecticide, which is malathion, through fogging. The use of malathion insecticide…