Wai Niuji enters the liver and kidney, dispels wind-dampness, and directs the medicine downward; take 30% of the full dose of the heavy one. Chicken Blood Vine enters the heart and spleen, invigorates blood and replenishes blood; taking 70% of the whole dose is good. All are non-toxic. Combined together, it is most beneficial for lower limb rheumatic pain. Drinking together with water is only a far-reaching effect, but no immediate effect. There are no side effects.