Poria cocos is the Chinese medicine Poria, has the spleen, seepage of dampness and diuresis, tranquilize the spirit and tranquilize the heart, can be used to treat phlegm palpitations (due to phlegm (water metabolism disorders caused by the formation of pathological products) caused by the evil of dizziness and palpitations (heartbeat accelerated, often accompanied by panic)), restlessness of the heart, palpitations and insomnia and other conditions. Poria is often used in edema and urinary deficiency, as a diuretic to eliminate edema (diuresis, elimination of edema) of the important medicine, can treat cold and heat, deficiency and all kinds of edema; can also be used for the treatment of qi and blood deficiencies, deficiency of the heart and spleen (heart and spleen weakness) palpitations, forgetfulness, insomnia, such as deficiency of the spleen and low food intake, diarrhea, loose stools (feces sparse and unshapely) and other diseases. The adverse effects of this product are not clear, and should be taken with caution for people with deficiency of cold and slippery semen, deficiency of yin without dampness-heat, and deficiency of qi and subsidence. Patients need to follow the doctor’s instructions, do not blindly use their own medication.