Furacilin is a kind of synthetic nitrofuran external disinfectant, which can interfere with the sugar metabolism and oxidase system of bacteria, so as to achieve the purpose of bacteriostasis or sterilization. Furacilin has a wide antibacterial spectrum and has resistance to a variety of gram-positive and Gram-negative bacteria. It can inhibit general bacteria in vitro and kill bacteria when the concentration is high. The effect of washing or wet compress for external use in treating surface infections and skin diseases is ideal,