Lockyang and Radix Rehmanniae are both used in decoction. Lockyang can be used for deficiency of essence and blood, impotence and slippery semen, etc. Radix Rehmanniae can be used for soreness and weakness of the waist and knees, palpitations and palpitations with fear (violent heartbeat and panic). 1.lock yang is the dry fleshy stem of lock yang plant lock yang family, sweet taste, warm, belonging to the liver, large intestine, kidney meridian, beneficial to the essence and blood, replenish kidney yang, laxative and laxative effect, can be used for intestinal dryness constipation; kidney yang insufficiency, lumbar and knee impotence, essence and blood deficiency, slippery sperm impotence, the treatment of infertility and impotence, often used with tonic bone marrow, baji tian, cuscuta, and other medicines. Note that this product should not be taken by people with loose stools, yin deficiency and fire, hot constipation, adverse reactions are not clear. 2. Radix Rehmanniae Praeparata is the processed product of Radix Rehmanniae Praeparata, which is sweet and slightly warm in nature, and belongs to the liver and kidney meridians, and has the effect of filling the marrow and benefiting the essence, tonifying the blood and nourishing the yin. It can be used in treating blood deficiency, palpitation and palpitations, menstrual disorders, disintegration (excessive menstrual flow or more than a few drops of menstruation), bleeding, deficiency of yin in the liver and kidney, lumbar and knee soreness and weakness, bone vapor and tidal fever, night sweating and spermatorrhea, internal heat and thirst, dizziness, tinnitus, and premature whitening of the beard and hair. Note that this product is contraindicated for those with stagnant Qi and phlegm, loose food (thin and unformed feces), and fullness of dampness (too much dampness causing fullness and discomfort in the spleen and stomach), and the adverse effects are not yet clear. Lock Yang and Radix Rehmanniae Praeparata are both used in decoction. If you feel unwell, go to the hospital immediately and follow the doctor’s instructions for treatment.