Chai Hu Shu Liver Pill is effective in eliminating flatulence and regulating qi, dredging the liver and relieving pain, and is used for treating liver qi discomfort, vomiting and acidity, food stagnation, and lumpiness in the chest and ribs. Chai Hu Shu Liver Pill is composed of more than 20 Chinese medicines, including Chen Pi, Angelica Sinensis, Mentha piperita, Liuxinqu, Hou Pu, Xiang Fu, Cardamom, etc. The main effects of this medicine are to regulate liver qi (regulating the stagnation of liver qi), eliminate flatulence and relieve pain. Chaihu Shu Liver Pill is a qi regulating agent, which can relax the qi and regulate the functions of internal organs. This medicine is mainly used for dry mouth and bitter taste, vomiting and sour water, chest constipation, and stagnant food caused by stagnation of liver qi and stagnation of qi. The contraindications and adverse reactions of Chaihu Shu Liver Pill are not clear, patients should keep their mind stable and optimistic during taking Chaihu Shu Liver Pill, and try not to eat cold, greasy and other indigestible food. Chaihu Shu Liver Pills should be used in strict accordance with medical advice, the presence of hypertension, kidney disease, liver disease and other chronic diseases, need to be under the guidance of a physician to use drugs, not self-medication.