Disease analysis: hello, according to the situation you described, it belongs to chapped lips. Suggestion: this situation is mainly caused by lack of moisture in the skin and dry weather. It is suggested that children can be given drugs such as vitamin B2 tablets+vitamin C tablets+prednisone tablets. In addition, apply lipstick to children to prevent chapped lips. Pay attention to rest, drink plenty of boiled water, eat more vegetables and fruits, and prohibit spicy food and greasy fried food. I wish my child a speedy recovery!