Sleeping in the middle of the night often dry mouth and tongue may be associated with Yin deficiency and internal heat, spleen and stomach weakness and other factors, can take six flavors of dihuang pill, Sijunzi pill and other proprietary Chinese medicines for treatment, need to be used under the guidance of a physician. 1. Six-flavored Dihuang Pill is composed of ripened rhubarb, cornelian cherry, moutanpi, yam, poria, zedoary. The effect is to nourish yin and tonify the kidney. It is used for kidney yin deficiency, dizziness and tinnitus, lumbar and knee pain and weakness, bone vaporization and tidal fever (a burst of heat, feeling that the heat is coming from inside the bone to the outside), night sweating (abnormal sweating after going to sleep, and the sweating stops after waking up), and spermatorrhea. Adverse effects of Liu Wei Di Huang Wan are not clear. Avoid indigestible food and should not be taken by patients with fever and cold. 2. Sijunzi Pill is composed of Radix Codonopsis, Rhizoma Atractylodis Macrocephalae, Poria, Radix et Rhizoma Glycyrrhizae, Radix et Rhizoma Ziziphi, Ginger and Jujube. It is effective in benefiting qi and strengthening the spleen. It is used for spleen and stomach qi deficiency, poor appetite, poor food, loose stools (thin and unformed feces). Its contraindications and adverse reactions are not clear. If symptoms occur, it is recommended to go to the hospital for early treatment.