Four ingredients in the prescription, ginseng, Atractylodes macrocephala, Poria cocos and Glycyrrhiza uralensis Fisch, are Sijunzi decoction, which can replenish qi, strengthen spleen and nourish stomach; Angelica sinensis, Radix Rehmanniae Preparata, Radix Paeoniae Alba and Rhizoma Ligustici Chuanxiong are four kinds of soup, which can nourish blood and yin and nourish liver and kidney. Astragalus membranaceus can greatly tonify lung qi, which is more effective when used with the four gentlemen. Cinnamon is used to tonify Yuanyang and warm the spleen and stomach. The combination of various drugs has the effect of warming and tonifying qi and blood.