Iodine volts do not promote wound healing. There are two types of iodine-containing disinfectants: Type II is called Iodolac, which contains alcohol and is used for hand disinfection and limb disinfection, and Type III is called Aner Iodine, which does not contain alcohol and is used for facial disinfection; iodine-containing disinfectants cannot promote wound healing, but only play the role of disinfection and prevention of wound or incision infection; when treating wounds with iodophor, pay attention to the direction of disinfection and the clean condition of the disinfected area; if there is contamination in the wound, the direction of disinfection is from If the wound is contaminated, the direction of disinfection is from outside to inside, if the wound is clean, it should be disinfected from inside to outside; when choosing drugs to promote wound healing, they should be used under the guidance of a doctor according to the type of wound. When choosing medication to promote wound healing, it should be used under the guidance of a doctor according to the type of wound.