Cicada metamorphosis is a common Chinese herbal medicine. Cicada metamorphosis is mainly produced in Shandong, Hebei and Henan and collected in summer and autumn; its taste is sweet and cold, and it belongs to lung and liver meridian, it is a kind of medication for dispelling heat and relieving the surface of the body, it has the effect of dispelling wind and clearing heat, clearing the pharynx and penetrating rashes, and brightening the eyes and removing cataracts; it can be used to treat wind-heat colds, sore throats, red and dry eyes, and convulsions due to fright. Cicada exuviae is mainly used in the form of decoction, can also be used in pills or powder, or can be decocted or powdered for external use; but acne rash, cold people should not be used, and pregnant women or allergic to people who are prohibited from using this drug; Cicada exuviae is recommended to be taken under the guidance of traditional Chinese medicine practitioners, should not be purchased and taken on their own in order to avoid delays or even aggravate the condition.