In traditional Chinese medicine, leg cramps are classified into five types: cold stagnation of the meridians, cold dampness obstruction of the collaterals, liver depression and blood deficiency, deficiency of both qi and blood, and deficiency of yin and blood, and different drugs are selected for different types of identification: 1. For cold stagnation of the meridians, the treatment is to warm the meridians, soothe the tendons and relieve pain, and the formula is chosen from the combination of chicken song san and wu tou tang. 2. The treatment for deficiency of blood and liver is to dredge the liver, nourish the blood and relax the tendons, and the formula is chosen from the Six Gentlemen’s Soup with Radix Paeoniae and Paeoniae, plus Chai Hu, Agaricus and Papaya. 4.