Sijunzi Decoction: Take Radix Codonopsis10g, Rhizoma Atractylodis Macrocephalae 9g, Poria 9g, and Radix Glycyrrhizae Preparata 6g each time, put it in a medicine pot or porcelain bowl (no iron is allowed), soak it in cold water for half an hour, then fry it with strong fire for 20min, and then fry it with low fire15min. Because there are few drugs, you don't need to fry for the second time. You can take it when it is warm. Put10-20g into the stewed chicken with Astragalus membranaceus every time. Pay attention to stew for a long time!