Taken together, Wu Ling San and Kidney Energy Pill can tonify the kidney and support Yang, promote dampness and eliminate swelling. Wu Ling San has the effect of warming yang and transforming qi (warming yang qi in the body), inducing dampness and promoting the movement of water; Kidney Qi Pill has the effect of tonifying the kidney and supporting yang. Wu Ling San is a kind of Chinese patent medicine, the main ingredients of which are poria, cinnamon, poria, ze diarrhea, etc. It is mainly used for edema caused by water-dampness internal retention (water-dampness stays in the body), with specific symptoms such as dysuria (unruly urination), edema and abdominal distension, thirst, vomiting and diarrhea, etc. It is also used to relieve water-dampness and swelling. Kidney Energy Pill is the name of a Chinese medicine formula composed of Ze Xie, Poria and Mudan Pi, etc. It is used for treating kidney yang deficiency (lack of yang energy in the kidneys) syndrome, with symptoms such as lumbago and foot pain, dysuria, impotence and premature ejaculation, oedema, thirst, and athlete’s foot. Combined, these two drugs have the effect of tonifying the kidney and assisting yang, inducing dampness and eliminating edema. Wu Ling San and Kidney Qi Pill should be taken at the same time under the guidance of a doctor, and patients should not blindly combine them on their own to avoid drug interactions.