Generally, Zuo Jin Wan is not recommended to be taken for a long period of time, so as not to increase the burden of liver and kidney function or cause other discomforts. Zuo Jin Wan, consists of Rhizoma Coptidis and Cornu Cervi Pantotrichum. It is mainly used for the treatment of pain in the epigastric region caused by liver fire in the stomach, bitter and noisy mouth (a feeling similar to hunger, emptiness with burning in the stomach), vomiting of sour water, and dislike of hot drinks. It should be noted that during taking Zuojin Wan, diet should be light, avoid alcohol and spicy, cold, greasy food; avoid anger, depression, keep a relaxed mood. It is not suitable for people with cold spleen and stomach. If the symptoms are not relieved after taking the medicine for 3 days, you should go to the hospital. If you need to use Zuojin Pills, it must be used under the guidance of a professional doctor.