With Poria, it has the effect of warming the kidney and warming the earth (warming and tonifying the spleen and kidneys), assisting yang qi, and strengthening the spleen to promote the discharge of water and dampness (promoting the movement of the spleen and promoting the discharge of water and dampness), but its efficacy cannot be achieved by soaking it in water to treat the disease. And note that the epiphyllum is poisonous and needs to be boiled for a long time before taking, do not use it in water. According to Chinese medicine practitioners, Radix et Rhizoma Polygoni Multiflori is hot and pungent and is good for warming the kidneys to support yang (warming and tonifying the yang energy of the kidneys), while Poria cocos is sweet, bland and flat, and is good for strengthening the spleen to promote the drainage of water and dampness. The combination of the two drugs warms the kidneys, warms the earth, and helps the yang qi, which strengthens the spleen, diuresis and seepage of dampness. It is suitable for spleen and kidney yang deficiency (deficiency of yang qi in the spleen and kidneys), internal stagnation of water-dampness (water-dampness stagnation in the body) such as swelling of the limbs, dysuria (unruly urine), and abdominal pain, etc. The two drugs have a strong effect on the spleen and kidneys. However, the content of effective substances after the drug is soaked in water is limited and cannot achieve the purpose of treating the disease. It is recommended that patients with physical discomfort, you can go to a regular Chinese medicine hospital for diagnosis, and then under the guidance of the doctor reasonable, standardized medication, do not take blindly.