Coronal edema should first be removed from the cause, many people are caused by infection, we must actively anti-infection treatment. If there is an infected wound, it must be treated with antibiotics. The wound can be treated by applying iodophor, twice a day, and as dry and ventilated as possible, so that it can get better quickly. Some people have coronal edema caused by allergies, they have to use hormonal anti-allergy drugs to control the symptoms of edema. Some people’s edema may be caused by masturbation or sexual life, must be as soon as possible to completely quit masturbation, in addition, sexual life should be hygienic. If the edema doesn’t go away significantly, you can take Mai Zhi Ling orally 3 times a day, 1 tablet each time. The coronal edema must be treated according to the cause.