Cicada Molt is used for relieving wind and spasm, improving eyesight and cataract (improving eyesight and blurred vision), dispersing wind-heat, clearing throat and sound, and transmitting rashes, and is mainly used for treating wind-heat and colds. Cicada Molts, is the skin shell of the cicada family insect, black grasshopper, which is shed during the plumage, its efficacy is to penetrate rash, clear the pharynx and open the voice, evacuate wind-heat, brighten the eyes and reduce cataracts, and calm the wind and stop spasm. Cicada metamorphosis is mainly used for the treatment of convulsions (with dizziness, convulsions, convulsions as the main manifestation of pediatric diseases) convulsions, tetanus, eye red cataracts, rubella itching, measles impermeable, sore throat and mute (clinically, the voice is not fluent or hoarseness, or even a loss of voice as the main characteristic of a disease), the first signs of warm diseases, wind-heat colds and other diseases. The contraindications and adverse reactions of Cicada Shell are not clear, pregnant women need to be used with caution. It should be noted that if the patient needs to use cicadas, it is recommended to use under the guidance of a doctor, do not blindly use on their own, so as not to delay the condition.