Wet compress therapy: It is a method of using gauze dipped in medicinal soup on the affected area to treat the disease. This method has the effect of inhibiting exudation, astringent and itching, swelling and pain, controlling infection and promoting skin healing. Operation method: Soak the selected drug, decoct the soup to get the juice or take the medicinal water, put 7-8 layers of gauze in the medicinal liquid to soak through, squeeze out the excess liquid to not drip as degree, and apply to the affected area. Generally 3 to 4 times a day, 20 to 30 minutes each time, when more exudation, you can wet compress several times a day.