Vinegar Yanhuosuo has the effects of activating blood and promoting qi (moving blood to clear qi and blood), relieving pain and spasm (relieving pain and spasm), and is generally used to treat pain caused by qi stagnation and blood stasis (stagnation of blood due to lack of qi flow). Contraindications to the use of this product are unclear, and pregnant women should not take it. Vinegar Yanhuosuo is a concoction of Yanhuosuo. After being made with vinegar, it has enhanced pain-relieving and antispasmodic effects. Vinegar Yanhuosuo is commonly used clinically for the treatment of heart pain, stomach pain, rheumatism paralysis, liver depression and stagnation of qi (the liver’s qi and blood transportation is not smooth, emotional depression) caused by chest and hypochondriac pain and discomfort, for a variety of pain disorders. As Vinegar Yanhuisuo can activate blood and move qi, it is not suitable for those who are physically weak, postpartum blood deficiency, patients with bleeding tendency and pregnant women. It is recommended that patients who use it do so under the guidance of a doctor to avoid adverse reactions.