The efficacy of Radix Rehmanniae Praeparata and Radix et Rhizoma Gastrodiae is to relieve wind and dampness, and to promote blood circulation and tonify blood. It is mainly used for treating joint flexion and extension problems (abnormal function of joint extension and bending) and joint pains and aches. However, it is not suitable for patients with excessive bleeding and pregnant women. Chicken Blood Vine, is the dried vine stem of the plant Milfoil, family Leguminosae. Its efficacy is to relieve tendons and activate collaterals, regulate menstruation and move blood to replenish blood, mainly used for the treatment of paralysis of limbs, blood deficiency and atrophy, irregular menstruation, amenorrhea, dysmenorrhea and rheumatism paralysis and pain and other diseases. It should be noted that if patients need to take extensor and chickweed, it is recommended to use under the guidance of a doctor to avoid adverse reactions, so as not to delay the condition.