Chinese herbs that nourish yin and replenish yang include deer antler and cuscuta. 1. Deer antler: It has the effect of tonifying kidney yang, benefiting essence and blood, strengthening muscles and bones, regulating Chong Ren, and supporting sores and poisons, and can be used for conditions such as impotence and premature ejaculation caused by kidney yang insufficiency (lack of yang energy in the kidneys), essence and blood deficiency, infertility due to uterine chills, dizziness, tinnitus, lumbar and knee soreness and tenderness (a feeling of soreness and weakness of the lumbar and knee areas), and other conditions. Where yin deficiency and hyperactivity (deficiency of yin fluid, hyperactivity of yang), blood (in the four periods of warm disease Wei Qi Ying Blood, belonging to the most in-depth stage or location of the disease) with heat, stomach fire or lungs with phlegm and heat, as well as exogenous fever, should be avoided. 2. Cuscuta: It has the functions of tonifying the liver and kidney, consolidating semen and urine, preventing leakage, stabilizing the fetus, improving eyesight and stopping diarrhea, and is pungent, sweet and flat in nature, so it can be used to treat the deficiency of liver and kidney yin (deficiency of yin in the liver and kidneys) or yang deficiency. If you need to use drugs that nourish yin and replenish yang, you should use them under the supervision of a physician. Allergy to the above herbs is prohibited.