The treatment of dry mouth and tongue requires evidence-based treatment and can be divided into various types. If accompanied by dry nose, dry lips and skin, and mostly in the fall when the attack, mostly caused by dryness, should be nourishing yin and moist dryness treatment, proprietary Chinese medicine can choose apricot suzan. If accompanied by obvious thirst, and fever, sweating more, most of the internal heat hyperactivity, it is recommended to choose Baihu Tang. If there is dry mouth and tongue, which is more obvious at night, accompanied by flushing on both cheekbones, red tongue with little fluid, night sweating, etc., it is mostly due to Yin deficiency in the body, and Zhi Bai Di Huang Wan is recommended. If you like to drink water, accompanied by more urine, increased food intake, body shape is getting thin, mostly belongs to thirst disease, it is recommended to improve the blood glucose test, clear whether it is diabetes mellitus, according to the blood glucose level of oral medication or insulin injection treatment, Chinese medicine can choose six flavors of dihuang pill.