The source of miscellaneous diseases Rhinoceros Candle – the source of all paralysis said: “paralysis, closed also, three gas mixed to, congestion meridians, blood does not work, can not be dispersed at any time, so long and paralysis.” Qing-Tang Rongchuan said in “The Theory of Blood Evidence”, “All pain is due to stagnation of blood stasis.” Qing Wang Qingren also pointed out in “The Correction of Medical Problems” that “pain for a long time must have stasis of blood”. Therefore, in the treatment of paralysis, blood activation and blood circulation drugs are commonly used, and the use of blood activation and blood circulation drugs should be emphasized in the development of paralysis. The more commonly used blood circulation drugs are: Yuan Hu, Yu Jin, Ze Lan, Yi Mu Cao, etc. Yuan Hu, synonymous with Yan Hu Suo and Xuan Hu Suo, is pungent and warm in taste. It enters the liver, spleen and lung meridians. It has the effects of activating blood circulation, dispersing blood stasis, regulating qi and relieving pain. According to the Compendium of Materia Medica, it is “able to move the stagnant Qi in the blood and the stagnant blood in the Qi, so it is used to treat all the pains in the upper and lower parts of the body. It is also the first medicine to invigorate blood and transform qi.” Vinegar made Yuan Hu, vinegar taste sour into the liver meridian, the liver is the main draining, regulate the qi, strengthen the blood circulation effect. The general dosage is 20g, up to a maximum of 30g. Yujin, taste hard, cold. Enters the heart and lung meridians. It has the effect of moving qi and relieving depression, cooling blood and breaking blood stasis. The “Materia Medica Preparation” said “moving qi, relieving depression; draining blood, breaking blood stasis. Cools heart heat and disperses liver depression. Treats women with retrograde flow of the meridians.” It is good at promoting blood circulation and relieving pain, moving Qi and relieving depression. The general dosage is 12-15g. Zeilan, bitter in taste, slightly warm. It enters the Liver and Spleen meridians. Its main effect is to invigorate the Blood and move water. The “Classic of the Materia Medica” notes “Ze Lan, bitter can drain heat, sweet can harmonize blood, sour can enter the liver, warming the blood in the camp. The general dosage is 15-20g. Yi Mu Cao, also known as Kun Cao, is pungent and slightly bitter, non-toxic. It enters the Liver meridian. Its effects include invigorating blood, removing blood stasis, regulating menstruation and eliminating water. As the Materia Medica Hui Yan says, “Yi Mu Cao, moves blood and nourishes blood, moves blood without hurting new blood, nourishes blood without stagnating stagnant blood, and is truly the holy medicine of the blood family.” This herb is also cloudy “mother of mercy grass, smooth and beneficial, good at regulating women’s fetal and maternity evidence, so the name of mother of mercy. However, it should not be used by women in the name of beneficial mother.” The general dosage is 10-15g.