Cicada metamorphosis has the effect of dispersing wind-heat, clearing the eyes and eliminating cataracts (improving vision and blurring of vision), as well as treating wind-heat epidemics and impenetrable measles. As a kind of traditional Chinese medicine, Cicada Shell has the effects of dispersing wind-heat, improving eyesight and reducing cataracts, relieving the pharynx, transmitting rashes, and antispasmodic. At the same time, Cicada metamorphosis has a therapeutic effect, clinically used in the treatment of wind-heat symptoms, measles impermeable, eye red (redness in the white part of the eye) cataracts (vision is not clear, in front of the eye seems to have a cover, similar to the Western medicine cataracts) and so on. It can also be used for pediatric convulsion (a pediatric disease mainly manifested by dizziness, convulsions and seizures), sore throat and mute voice, rubella and itching, etc., to promote the patient’s body to restore health. Because of the sweet and cold nature of cicadas, pregnant women should use it with caution to avoid causing abnormalities such as miscarriage. Cicada metamorphosis is commonly used in Chinese medicines such as Children’s Oral Liquid for Clearing Heat, Jianmin Throat Tablets, and Dial Cloud Retreating Cataract Pills. It is recommended that patients apply cicadas under the guidance of a physician, and not to use their own Chinese herbs or prescriptions to treat the disease.