Flatten the Liver and Clear the Brain Tang has the effect of flattening the liver and extinguishing wind (regulating the function of the liver to get rid of the wind caused by abnormal function of the internal organs), clearing the brain and opening the orifices. It is used for treating postpartum spasm. Liver Calming and Brain Clearing Tang is composed of antelope horn powder, Ming Tianma, Croton, Tribulus terrestris, Dongsheng Ye, and Tianzhu Huang. It is mainly used for the treatment of steep spasms, confusion, twitching of the mouth and eyes, clenching of the teeth, clenching of the hands, with a thin or thick tongue coating, and a fine, tight, or stringy or slippery pulse. The adverse reactions and contraindications of the drug are not clear, but it should be noted that people who are allergic to the components of the drug should be cautious. It should be noted that patients must use the drug under the guidance of a professional physician, such as blindly purchasing and using on their own can lead to adverse consequences.