Dry mouth and thirst need to be identified as a result of what causes it, so that specific analysis can be made to use the right medicine. From the perspective of Chinese medicine, dry mouth and thirst are caused by kidney deficiency and lung deficiency, so you should take medicines to nourish yin and kidney, and nourish yin and lung, for example, you can take Cordyceps sinensis, Bing sugar snow pear, sugar pear cream can treat dry mouth and thirst. From the perspective of Western medicine, dry mouth and thirst are typical symptoms of diabetes and should be diagnosed in a hospital. If it is diabetes or pre-diabetes, such as abnormal glucose tolerance or impaired fasting glucose, you can take certain hypoglycemic drugs, such as biguanide hypoglycemic drugs can treat the dry mouth and thirst. In the case of hyperthyroidism, clinical symptoms of dry mouth and thirst may also occur, and certain medications for the thyroid gland, such as Sage, can be taken to relieve the symptoms