Radix Rehmanniae Praeparata and Cornu Cervi Pantotrichum in water may have the effect of nourishing yin, astringency, and tonifying the liver and kidney, but the efficacy is limited because the water may not be able to completely precipitate the active ingredients of the drugs. Radix Rehmanniae Praeparata can nourish blood, nourish yin, benefit essence and fill in the marrow. It is used in treating blood deficiency, palpitations (rapid heartbeat, often accompanied by panic), irregular menstruation, yin deficiency of the liver and kidney (insufficient yin in the liver and kidney), lumbar and knee soreness and weakness (a feeling of soreness and weakness in the lumbar and knee areas), bone vapor and tidal fever (a burst of heat, feeling that the heat is penetrating from the inside of the bone to the outside), night sweating (abnormal sweating after going to sleep, but sweating stops when waking up), spermatorrhea, and premature whitening of the beard and hair. Cornu Cervi Pantotrichum can nourish the liver and kidney, astringent and fix off. It is used for dizziness and tinnitus, lumbar and knee pain, impotence and spermatorrhea, frequent urination, dysmenorrhea (excessive menstrual flow or more than a few drops), hypogonadism, sweating, internal heat and thirst (internal heat accompanied by eating more, drinking more, urinating more and other symptoms). It is recommended that patients use medication under the guidance of a doctor, do not take medication on your own, so as not to delay the condition.