Rotten lips are mostly seen in the clinic in lipitis, especially contact lipitis or due to the acute development of lipitis, so the formation of localized erosion. For this situation first need to carry out anti-inflammatory treatment, the local can be timely use of glucocorticoid ointment topical application, such as topical application of hydrocortisone butyrate cream or mometasone furoate cream. If the inflammation and exudation reaction is more obvious, you can also apply zinc oxide cream or zinc oxide oil. Oral antihistamines, such as levocetirizine hydrochloride or ibastine, are also needed. If due to infection and the formation of localized erosion also need to carry out anti-infection treatment, local can be externally applied fusidic acid cream or erythromycin ointment, etc., can also be oral antibiotics, such as cefadroxil or cefprozil, etc..