Dry stools with red tongue and white coating are related to food accumulation (food indigestion and stagnation in the stomach), which turns into heat or dampness and heat, and can be treated with Baohe Pills and Xianglian Pills respectively. 1. Food accumulates in the stomach and becomes heat when it is accumulated for a long time, and the stomach qi steams up on the tongue, resulting in red tongue with white fur and thick, and the visceral qi does not circulate, resulting in dry stool and constipation, which is also accompanied by a bad taste in the mouth, gastric distension and stomach pain, and a lack of desire to eat and drink, and so on. Treatment can use Baohe Pills, with the effect of elimination of food and stomach, weak or elderly should not be taken for a long time. 2. Dampness and heat are embedded within the body, injuring the fluid and depleting it, which smokes on the tongue and leads to red tongue with white coating and thick fur, and obstructs the intestines and leads to dryness of stools, accompanied by abdominal pain and bloating, nausea and vomiting. For treatment, Xianglian Pill can be used, which has the effect of clearing heat and drying dampness (removing heat and drying dampness), promoting circulation of Qi and laxatives, and should not be used by people with weak spleen and stomach. Those who have the above symptoms should consult a regular hospital in time and use the above medicines under the guidance of a professional doctor.