Radix Rehmanniae Pill has the effect of warming the center and strengthening the spleen. In Radix Rehmanniae Pill, ginseng has the effect of strengthening the spleen and enhancing qi, atractylodes macrocephala has the effect of strengthening the spleen and dispelling dampness (by tonifying the spleen to expel dampness), dry ginger has the effect of warming the middle and dispersing cold (by using medicines to warm the spleen and stomach to dispel cold), Radix et Rhizoma Polygoni Multiflori Pill has the effect of dispersing cold and relieving pain (by dispersing the cold inside the body to alleviate pain), and licorice can benefit qi and strengthen the spleen (by regulating the qi mechanism of the spleen and stomach) as well as harmonize the various medicines. Together, these herbs can warm the yang, dispel cold and strengthen the spleen and qi. Radix Rehmanniae Pill can be used to treat spleen and kidney yang deficiency (deficiency of yang qi in the spleen and kidneys), which is characterized by cold pain in the epigastric region, diarrhea, nausea and vomiting, coldness and coldness of limbs (fear of cold, coldness of limbs), and a weak pulse with a pale tongue and white moss. As epiphyllum is a poisonous drug, its adverse reaction is mainly the reaction of epiphyllum poisoning. This formula is contraindicated for those who are allergic to the drugs in this formula, and should be used under the guidance of a physician.