Poria can be used to treat edema and urination, phlegm (pathological products formed by impaired water metabolism) caused by dizziness and panic, spleen deficiency with little food, loose stools (feces thin and unshaped) diarrhea, restlessness, insomnia and dreaminess. Poria is a kind of traditional Chinese medicine, for the Polyporaceae fungi Poria’s dried mycelium. Its flavor is sweet, light, and flat, attributed to the heart, lung, spleen, kidney meridian. It has the effect of inducing diuresis and seepage of dampness (promoting the operation of water to dispel dampness), strengthening the spleen and tranquilizing the heart. Poria can be used for edema and dysuria, the drug is a water-inducing and swelling-eliminating medicine, which can be used to treat various kinds of edema in cold, heat, deficiency and solidity, and is often used in combination with Ze Xie Diarrhea, Poria, Atractylodes Macrocephala and so on. Poria can be used for dizziness and panic caused by phlegm (pathological products of water metabolism), often used in combination with Gui Zhi, Atractylodes Macrocephala, Licorice, etc.; used for spleen deficiency with little food and loose stools and diarrhea, often used in combination with Chinese yam, Atractylodes Macrocephala, Coix lacryma, etc.; used for restlessness of mind and spirit and insomnia with dreaming, often used in combination with Astragalus, Angelica Sinensis, Farfarer’s Beef and other drugs. The adverse effects of the drug is not clear, Poria should be used under the guidance of a professional Chinese medicine practitioner, not blindly self-medication, in order to avoid adverse reactions.