The newborn’s navel disinfection now generally do not choose alcohol, with hydrogen peroxide and iodine vodka, because alcohol on the child’s skin has a certain irritation, the child’s skin is more delicate, hydrogen peroxide and iodine vodka is relatively non-irritating. The first step is to soak the umbilical cord with hydrogen peroxide, and the bottom of the umbilical cord should also be soaked to, soaked until it does not foam. The second step is to sterilize the umbilical cord thoroughly with povidone-iodine. Sterilization with hydrogen peroxide and povidone-iodine should be done at least 2-3 times a day until the umbilical cord is detached, and should be continued after the umbilical cord has been detached. If the umbilical cord stump is relatively dry, and there is no redness, swelling, heat, or pain around the stump, then there is no need to sterilize the cord at this time. You should also pay attention to protecting the umbilical cord when bathing to avoid water entering the umbilicus and thus causing infection.