The correct way to drink Poria and Astragalus in water is to use boiling water to brew the right amount of Poria and Astragalus, which has the effect of tonifying qi and raising yang (to replenish qi so that yang qi rises), inducing diuresis and eliminating oedema (to pass urine and eliminate oedema), and other effects, and the specific dosage will vary according to the individual. Drinking in water has limited precipitation of the active ingredients, and decoction is recommended. Poria and Astragalus are both Chinese herbs, in general, the correct way to use Poria and Astragalus in water is to take the right amount of Poria and Astragalus and use boiling water to brew. The specific amount of Poria and Astragalus, can not be generalized, mainly depends on the condition, physical fitness and other factors, patients follow the doctor’s instructions to use the medicine to brew water can be. Poria is sweet, light, and flat in nature, with the effects of inducing diuresis and eliminating swelling, strengthening the spleen, and tranquilizing the heart and mind. It can be used for various kinds of edema, diarrhea, and poor appetite (poor appetite) caused by spleen deficiency and dampness. It can be used for various kinds of edema, diarrhea, poor appetite (poor appetite) and other diseases caused by spleen deficiency and dampness. Astragalus is sweet in taste and slightly warm in nature, with the effects of replenishing qi and elevating yang, fixing the surface to stop sweating (stopping sweating by consolidating the surface of the muscle), generating fluid and nourishing blood (replenishing the body’s water and blood), etc., and treating conditions such as qi deficiency and fatigue, loose food (thin and unshaped feces), and Qi sinking (deficiency of qi of the spleen and stomach, which results in the fall of the internal organs, etc.). It should not be taken by people with solid symptoms and yin deficiency and yang excess. Patients must use Chinese herbal medicines under the guidance of a doctor and must not use them on their own.