Removing cataracts and brightening eyes, relieving pain, anti-inflammatory, sedative, and anti-myocardial ischemia. It has the effect of clearing all orifices, dispersing depression and fire, opening the orifices and awakening the brain, removing cataract and brightening the eyes, reducing swelling and relieving pain. It is used for the silence of the mouth in stroke, fever and dizziness, redness and swelling of the eyes, laryngeal paralysis and mouth sores, sores and ulcers that do not converge after being ulcerated, epilepsy and phlegm confusion, deafness in the air, otitis media, pinworm disease, etc. Modern pharmacological research shows that ice chips have pain relief, antiseptic, anti-inflammatory, sedative, anti-myocardial ischemia and other effects. Pregnant women and people with qi deficiency and blood stasis should take it with caution. For specific medication, please refer to the clinical situation and the doctor’s instruction.