Cicadas are an essential element of summer, and without them, summer would be uninteresting. Cicadas grow underground for a long time and break out in the evening in the hot summer time. At this time, there are people with flashlights to catch cicadas under the trees. Cicadas shed their shells when they are larvae, and after struggling hard, they leave behind the precious herb, cicada molt. We then use this medicine to treat many diseases. Cicada metamorphosis, sweet and cold in nature, functions to evacuate wind-heat, diaphragm and open the voice, penetrate the rash, brighten the eyes and retreat the cataract, rest the wind and stop spasm. Treatment of wind-heat colds, itchy throat, sore throat, hoarseness, pediatric rashes, and ophthalmopathy, pediatric convulsions. Utilities are many. Cicadas have a habit of willingly climbing high up in the trees, then metamorphosing, maturing, and quoting their songs. The summer is hot, and at the same time there are many storms and winds blowing against the trees, but after the gale, the cicadas still manage to stay still on the trees. From this, our ancient bone-setter made an association and deduced the function of cicada molt, which was tried in the clinic and worked well, so the efficacy was preserved. Cicadas climb in the high tree activities, the class of the drug is light clear upward walking on the head and face of the effect of the treatment of wind-heat on the attack on the head and face of the evidence of the good effect. Cicada shell for the cicada shell, for the cicada skin, it can cure the human skin surface diseases, so you can treat the rash disease, through the rash detoxification. Cicadas sing loud and clear in the trees with good voice, so it can treat hoarseness diseases. Because of its strong wind resistance, it is used in the human body to calm the wind, calm the liver and submerge the yang. It is effective in treating pediatric convulsions.