Chinese medicine practitioners believe that bitter mouth is mostly caused by strong liver fire, and suggest taking Chai Hu Shu Liver Pill, which is mainly used to dredge the liver, rationalize qi, and reduce liver fire. When liver fire is strong in the organism, it is often manifested as bitter mouth discomfort, accompanied by distension and fullness in the ribs, nausea, deafness and red eyes, which is related to liver fire filling the San Jiao or liver fire disturbing the chest and epigastric region, and so on. The main function of Chaihu Shu Liver Pill is to dredge the liver and regulate the stagnation of liver qi (regulating the stagnation of liver qi), eliminating flatulence and relieving pain, etc. Appropriate use of this medicine for patients with bitter mouth can help to improve the symptoms caused by liver fire and promote the earliest possible recovery. Shu Liver and Stomach Pill has the efficacy of dredging the liver and opening up depression, guiding stagnation and combining the effects of the liver and stomach, and is mainly applicable to the liver and stomach disharmony (the function of the liver and the stomach and internal organs of the ascending and descending disharmony) caused by the vomiting and regurgitation of acidity, gastric epigastric distention and fullness and other discomfort. It is recommended to maintain a light diet, drink plenty of water, and avoid spicy and stimulating foods to avoid affecting the efficacy of the drug. If you have symptoms, you should take the medicine under the guidance of a professional physician, do not take the medicine blindly, in order to avoid delays in the condition or adverse reactions.