Yuan Hu has the effect of promoting qi and blood circulation (promoting the operation of gases to make blood flow), etc. It can be used for treating chest paralysis (stuffy pain in the chest), heart pain, and amenorrhea. The dosage of this product is 3-10g for decoction, 1.5-3g for powder. Yuanhu, also known as Yanhuisuo, is the dried tuber of Yanhuisuo, a plant of the poppy family. Yuanhu is warm and bitter in nature, with the effect of promoting qi, activating blood circulation and relieving pain. It can be used for the treatment of chest paralysis (stuffy pain in the chest), heart pain, pain in the epigastrium (abdomen) and chest and hypochondrium (chest and ribs) caused by stagnation of qi and blood stasis (stagnation of blood due to the lack of qi), dysmenorrhea and amenorrhea, postpartum stagnation of abdominal pain, and swelling and pain in bruises and beatings. Yuanhu can be taken as a decoction of 3-10g, or as a powder of 1.5-3g. Vinegar preparation of this product can enhance the efficacy of pain relief. Yuanhu’s adverse reactions are not clear, weak people should be cautious, pregnant women are forbidden to take this product. If you feel unwell, it is recommended that you go to the hospital in time, and the use of Yuanhu should be guided by a physician.