When the baby’s lips are dry and cracked and bleeding, the following treatment measures can be taken: i. If the exudate from the lips forms a pseudomembrane or scab, apply a wet compress of boric acid solution, wait for the scab to fall off, and then apply erythromycin ointment, etc. Second, local anti-inflammatory and antiseptic type solutions can be applied to wash, such as potassium permanganate solution, sodium bicarbonate solution, hydrogen peroxide solution, etc. Third, the dry crack can be coated with 1% gentian violet solution to promote healing. Fourth, the parts without obvious exudation can be applied with hormonal ointment containing dexamethasone. V. In case of concomitant Candida albicans infection, a mycophenolate suspension can be applied. Sixth, the slightly dry mucous membrane, you can rub glycerin and other to keep moist. Seven, the baby should drink a lot of water, eat more fresh vegetables and fruits, supplement vitamins and trace elements when necessary.