If gastritis and constipation are combined with spleen and stomach deficiency and coldness (spleen and stomach weakness and cold) then you can take Radix Rehmanniae Pills with Conjugated Zi under the guidance of a physician. Radix Rehmanniae Pill belongs to the category of proprietary Chinese medicines, which is composed of Radix Rehmanniae Pantotrichum, Radix et Rhizoma Drynariae, Radix et Rhizoma Ginseng, Rhizoma Atractylodis Macrocephalae, Radix Glycyrrhizae. It has the effect of warming the middle and strengthening the spleen. It can be used to treat symptoms such as cold pain in the epigastrium (feeling cold pain in the stomach and abdomen), vomiting, and lack of warmth in the hands and feet caused by coldness in the spleen and stomach. The adverse reactions of this product are not clear. Note that this product is prohibited for those who are allergic to this product, allergic people should be cautious, cold and fever patients should not take, pregnant women should be cautious, patients with severe chronic diseases, children, lactating women should be taken under the guidance of a physician. Patients with severe chronic diseases, children and nursing mothers should take the medicine under the guidance of a physician. If gastritis, constipation patients with a combination of spleen and stomach cold, can be taken under the guidance of a physician to help alleviate the symptoms of discomfort. The specific use of medication should be under the guidance of a physician, do not take medication without authorization, so as not to cause adverse reactions.