Yang and yin deficiency can be regulated under the guidance of a physician by taking drugs that nourish yin and clear fire, such as Dahuiyin Pills and Zhibai Di Huang Pills. 1.Great tonic yin pill: by the cooked rhubarb, salt motherwort, salt cedar, vinegar tortoise shell, pig spinal cord, with nourishing yin and fire (nourish yin essence, reduce fire) effect, can be used for yin deficiency fire (Yin essence deficiency in the body, the emergence of the fire of the deficiency of the exuberance), hot flashes (a burst of fever), night sweating (after going to sleep sweat abnormally, wake up sweating to stop), coughing, tinnitus and spermatorrhea, and other conditions. Attention to allergy to this product is prohibited, diabetic patients are prohibited from taking, cold patients and cold patients should not be taken, pregnant women should be used with caution. 2. Zhi Bai Di Huang Wan: composed of Zhi Mu, Huang Bai, Shu Di Huang, Cornus officinalis and other drugs, with the effect of nourishing yin and lowering fire, can be used for yin deficiency and fire exuberance, hot flashes and night sweating, dry mouth and sore throat, tinnitus and spermatorrhea, and short and red urination (urine is small in volume and dark yellow in color) and other diseases. The adverse reactions and contraindications of this product are not clear. Specific use of the drug should be under the guidance of a physician, do not use the drug without authorization, so as not to cause adverse reactions.