1, benefiting qi and rising yang, consolidating exterior and stopping sweating. Astragalus membranaceus has the functions of invigorating qi and yang, consolidating exterior surface, stopping sweating, promoting granulation and diuresis, and reducing swelling.

2. Poria cocos has the functions of invigorating the spleen, eliminating dampness, promoting diuresis, relieving swelling, and calming the nerves. The functions of the two are coordinated and supplemented with boiling water, and the functions are obviously enhanced.

3. Astragalus qi and water, poria cocos spleen and water. It is mainly used for treating listlessness, shortness of breath, edema of lower limbs, facial edema, edema, cough with excessive phlegm, palpitation and shortness of breath, diarrhea, loose stool with food indigestion, dizziness, pale and fat tongue with teeth marks, and heavy or weak pulse. Can be used for treating chronic nephritis, nephrotic syndrome and edema due to qi deficiency, and can increase urine output.