Yuanhu tablets generally refer to Yuanhu Pain Relief Tablets, which have the effect of activating blood circulation and relieving pain (relieving pain by removing blood stasis), and can be used to treat chest pain and other conditions caused by qi stagnation and blood stasis (stagnation of blood due to a lack of qi flow). Yuanhu Pain Relieving Tablets belongs to a kind of proprietary Chinese medicine, and the ingredients in this medicine are mainly vinegar Yanhuisuo and Angelica dahurica. Since the drug can regulate qi, activate blood circulation and relieve pain in clinical practice, it is mainly used for the symptoms caused by qi stagnation and blood stasis (blood stasis due to unobstructed flow of qi), such as stabbing pains in the chest, fixed pain, purplish and dark tongue, and stringy and astringent pulse. In addition, the medicine can also be used to treat stomachache, rib pain, dysmenorrhea and headache caused by qi stagnation and blood stasis (blood stasis due to lack of circulation of qi). However, the adverse reactions and contraindications of Yuan Hu Pain Relieving Tablets are not clear, and you should pay attention to controlling your emotions while taking the medicine. The use of the drug should be under the guidance of a doctor.