DATA SYNTHESIS: Danggui Buxue Tang is a typical prescription and composed of astragali and angelica (5:1), which could greatly replenish spleen and lung q nourish blood and regulate nutrient system.

• 资料综合：当归补血汤是补益气血经典方剂，该方由黄茂和当归以5:1比例组成，重用黄芪大补脾肺之气，以滋生血之源，主治劳倦内伤，气弱血虚之证。