Hoai Son decoction can inhibit intestinal spasms caused by adrenaline, restore regular bowel movements (experiment on rabbits). Drinking decoction has the effect of healing mouth ulcers in cattle. In Oriental medicine, Hoai Son has a sweet taste, is calculated as an average, and refers to the waste business, spleen and kidney. This medicinal herb has the effect of tonifying spleen, nourishing taste, revitalizing new life, useful waste, tonic kidney, only thirst.