The difference between Kaiyu Shuhe Liver Pill and Chaihu Shuhe Liver Pill includes different drug composition, different drug efficacy and so on. 1. Different drug composition: Kaiyu Shu Liver Pill consists of Wu Ling Lip, Curcuma, Fragrance, Wood Fragrance, Betel Nut, Angelica, Chen Pi, Qing Pi, Cao Guo Ren, Wu Yao, Hovenia, licorice and so on. Chaihu Shu Liver Pill is composed of Poria cocos, fried Citrus aurantium dulcis, white peony in wine, licorice, cardamom, vinegared spices, Chenpi, Platycodon grandiflorus, ginger, hawthorn, windbreaks, hexagrams, Chaihu, Scutellaria baicalensis, peppermint, Perilla frutescens, and so on. 2. Different efficacy: Kaiyu Shuheyuan Pill has the efficacy of opening and relieving the liver, and relieving pain. It is used for chest and hypochondriac distension, abdominal pain, belching and acid swallowing caused by liver depression. Chaihu Shu Liver Pill has the efficacy of dredging the liver, regulating qi, eliminating flatulence and relieving pain. It is used in treating liver-qi discomfort, chest and hypochondriac constipation, food stagnation, vomiting and acid swallowing. The use of drugs should be carried out under the guidance of a doctor, do not blindly use their own medication, so as to avoid the risk of medication or cause adverse reactions.