Women’s dry mouth and tongue every night is mostly due to the dryness of the evil evil injury, the internal heat blazing (body heat evil serious), Yin deficiency caused by internal heat. Yin deficiency and internal heat in women is mostly due to Yin fluid injury, Yin deficiency and Yang hyperactivity, deficiency heat and fire. Yin deficiency internal heat is often seen in systemic signs of deficiency heat. Such as five heart heat (two hearts and two feet heart heat, and consciously heart and chest heat), bone vapor tide heat (a burst of heat, feel the heat from the bone to the outside of the penetration of heat), facial baking heat, dry mouth and tongue, red tongue with little moss and other symptoms. If women experience dry mouth and tongue at night, treatment should nourish the liver and kidney, nourish yin and clear heat. Commonly used Chinese medicines include Di Zhen Granules, Er Zhi Wan and Liu Wei Di Huang Wan. It should be noted that if the patient has dry mouth at night, it is recommended to immediately go to a regular medical institution for treatment, and use medication under the guidance of a professional doctor’s diagnosis, rather than self-medication, so as not to delay the condition.