Left-sided dystocia (pain in the area of coeruleus and ribs) is mostly caused by qi stagnation and blood stasis, phlegm (a pathological product formed as a result of the impaired metabolism of water and fluid), accumulation of food (food that is indigestible and accumulates in the stomach), and depression of the liver, which can be treated with Chinese medicines, such as Longdian Diarrhea Liver Pills, Chaihu Shuhe Liver Pills, and Free and Easy Pills. 1. Longdian Diarrhea Pill: It is composed of Zhimu, Scutellaria baicalensis, Chaihu and other medicines, which has the effect of clearing and diarrhea of liver and gallbladder dampness and fire, and can be used for the treatment of coercive and rib pain, redness of the eyes, and bitterness of the mouth caused by liver and gallbladder dampness and heat. The adverse effects and contraindications of this drug are not clear, pregnant women, the elderly and frail, patients with loose stools, cold spleen and stomach should be used with caution. 2. Chaihu Shu Liver Pill: composed of Poria cocos, Citrus aurantium dulcis, Paeonia lactiflora and other drugs, with the effect of liver, qi, pain, can be used for the treatment of liver qi discomfort caused by chest tightness, pain in the ribs and abdomen, acid reflux and other symptoms. Adverse reactions and contraindications are not clear. 3. Free Pill: composed of Angelica sinensis, Paeonia lactiflora and Chai Hu, with the efficacy of dispersing the liver and strengthening the spleen, nourishing blood and regulating menstruation, it can be used for the treatment of chest and ribs pain caused by liver qi discomfort, menstrual irregularities and other disorders. Adverse effects and contraindications are not known. All of the above proprietary Chinese medicines can be used to treat left-sided pain in the chest and ribs. Patients who need to use this medicine should be instructed by a doctor and should not use it on their own.