Tincture of iodine rubbing wounds is helpful for wound recovery, which can disinfect the wound, prevent infection of the affected area, and promote healing and recovery. Tincture of iodine, also known as iodine, is a reddish-brown liquid with disinfectant and antiseptic effects, the main components are iodine and potassium iodide. Tincture of iodine has a killing effect on bacteria, fungi and viruses, and is mainly used for skin infections and disinfection. So if you use tincture of iodine to rub the wound after injury, you can disinfect the wound in time, kill some germs, prevent skin infection, and help the wound recover. If the damage area is large, in addition to disinfection, but also to apply some of the drugs with the promotion of wound recovery, such as Yunnan Baiyao powder, oral antibiotics to prevent infection, commonly used drugs are roxithromycin, amoxicillin and so on.