Povidone Iodine is commonly known as povidone iodine, and povidone iodine usually does not need to be washed off after rubbing it in. Povidone iodine is a topical medication, which is mainly used for the disinfection of suppurative dermatitis, fungal infections of the skin, minor burns and small wounds of the skin and mucous membranes. Povidone iodine for the local area will play a disinfecting effect, so povidone iodine rubbed usually do not need to wash off. When povidone iodine is used in some patients, a slight transient localized irritation of the mucous membrane of the wound may occur. Allergic to the product, pregnant and lactating women are prohibited. If redness, swelling, burning sensation occurs at the site of application, the local area should be washed promptly and the medication should be discontinued. When patients need to use povidone iodine, it is recommended to use under the guidance of a doctor.