Sweating in the legs at night can be regulated by taking Qing Bone San and Zhi Bai Di Huang Wan. According to Chinese medicine, night sweating belongs to Yin deficiency and internal heat, usually accompanied by dry mouth and thirst, dry skin, insomnia and irritability. Clear Bone San is composed of Yin Chai Hu, Hu Huang Lian, Gentiana Macrophyllae, Phellodendron Bidentatae, Di Bao Pi, Artemisiae, Zhi Mu, and Glycyrrhiza Uralensis, and it has the effect of clearing the deficiency heat and retiring the bone vapors. The adverse effects of this drug are not clear, and it should not be used by people with deficiency and cold. Zhi Bai Di Huang Wan is composed of Zhi Mu, Cortex Phellodendron, Radix Rehmanniae Praeparata, Cornu Cervi Pantotrichum, Mudan Pi, Rhizoma Dioscoreae, Poria, and Zedoaria, which can nourish yin and reduce fire (nourishing yin essence and reducing fire), used for yin deficiency and fire (deficiency of yin essence and hyperactive fire in the body), dry mouth and throat, tinnitus, and spermatorrhea, and short and red urination (urine with low volume and dark yellow color). Adverse effects and contraindications of the drug are not known. If there are related conditions, it is recommended to treat under the guidance of a professional physician to identify the symptoms, and not blindly self-medication.