Dry mouth is characterized by subjective thirst and the desire to drink water, and the symptoms improve slightly after drinking, but soon the thirst starts again. It is important to pay attention to dry mouth caused by stomatitis, diabetes, etc. Prevention and management of dry mouth caused by stomach fire: According to Chinese medicine, the regulation of stomach fire should follow the principle of clearing heat and stagnation, eating a moderate diet, eating less hot things, eating less sweet and greasy food, and increasing yellow and green vegetables and seasonal fruits to supplement the lack of vitamins and inorganic salts, and paying proper attention to oral hygiene. In terms of medicinal treatment, we can use Chuan Lian, Lantern Flower, Lotus Seed Wick and Mai Dong to relieve stomach fire. Prevention of dry mouth and thirst symptoms caused by diabetes: 1, do not overeat, live a regular life, eat slowly and chew, eat more vegetables, as far as possible, do not eat food containing glucose and sucrose in a short period of time, this can prevent a rapid rise in blood sugar in a short period of time, to help protect the function of the pancreas, especially friends with a family history of diabetes must remember! 2. Have a regular sex life to prevent infectious diseases; don’t take an overdose of antibiotics. Some viral infections and an overdose of antibiotics can induce diabetes. 3, glucose tolerance is not normal or have a family history of diabetes can prevent the occurrence of diabetes to the maximum extent: three months a year to eat niacinamide, Vb1, Vb6, methyl Vb12 (Michelin) to enhance the function of the pancreas; in the seasonal change to eat half a month of Vc, Ve, the dose should be large, can improve their immune system, remove free radicals. (Can also be divided into two periods a year intramuscular injection Vb12, each two weeks, a day.) 4, more exercise, less stay up late. 5, diabetics can not eat sugar means that the daily diet can not directly consume sucrose and glucose, fructose is allowed to eat, the breakdown of fructose does not require the participation of insulin. But the main component of honey is fructose and glucose, please be careful to eat honey.