Clinically, iodophor is a very commonly used skin surface disinfectant. The active ingredients are iodine and polyvinylpyrrolidone, fused in a certain ratio. Iodophor is commonly used for preoperative preparation of surgical procedures, and for disinfection of skin injuries, including physical injuries, burns or infections. The difference between iodophor and alcohol is that iodophor disinfection solution is clinically very less irritating, very mild, and patients do not experience particularly severe skin pain, which is very advantageous compared to alcohol. Therefore, clinical iodophor is widely used for injuries caused by various reasons, and it can destroy skin surface bacteria, including common Staphylococcus aureus or fungi, parasites, etc. It is widely used for skin injuries and mucosal injuries caused.