Raw astragalus is sweet and warm. Has the effects of invigorating qi, consolidating exterior, promoting diuresis, expelling pus, healing sore and promoting granulation. Clinically, it can be used for: 1. Treat various symptoms caused by qi deficiency, such as qi deficiency and fatigue. 2. Treatment of qi deficiency, depression, shortness of breath, fatigue, chest tightness and dizziness. 3. It also has the effect of diuresis and detumescence.