The original Chinese herbal formula used ginseng, but the current prescription has changed ginseng to codonopsis, so it is a formula based on Rizhong Pill with the addition and subtraction of ginseng. It can be applied to treat patients with more severe deficiency cold in the spleen and stomach. It can also be applied to patients with spleen and kidney yang deficiency, which mainly manifests as spleen and stomach deficiency cold, and after the deficiency of yang qi, cold qi is generated inside, which can lead to abdominal pain, but the abdominal pain mainly manifests as vague pain, continuous, and it likes warmth and pressure, and it will be aggravated after cold, and it can also manifest as diarrhea, after the spleen and stomach yang qi is weak, the transportation of water and grain is not good, which can lead to loose stools, and the diarrhea will be aggravated after cold. The diarrhea can be aggravated by cold. When applied clinically, care should be taken to identify patients who have stomach pain, pain that is particularly intense and cannot be pressed to touch, including those with a strong constitution, and diarrhea that is smelly, sticky and unpleasant, or even with mucus and pus and blood, which do not belong to spleen and kidney yang deficiency and spleen and stomach deficiency cold, this medicine should never be taken. If there is a clear drug allergy to this drug composition, it is also an absolute contraindication. Some other patients, including pregnant women, children and the elderly, still need to use this medicine under the guidance of a doctor. The main effect of Fen Zi Li Zhong Wan is to warm Yang and dispel cold, tonify Qi and strengthen the spleen.