What are the kidney-tonifying traditional Chinese medicines?

　　1. Deer antler Deer antler has the functions of nourishing kidney yang, replenishing essence and blood, and strengthening muscles and bones. It is used for impotence and premature ejaculation due to insufficient kidney yang and essence and blood deficiency, cold uterine infertility, frequent urination, waist and knee pain, and weakness of muscles and bones. In the patent medicines such as ginseng antler three kidney powder, Guilingji, Guiling pills, etc., deer antler is the main ingredient. Deer antler contains hormones, colloids, calcium phosphate, calcium carbonate, etc., which can improve gonadal function and enhance body metabolism. This product is often taken as pills and powder, with a dosage of 0.6 to 3 grams per time.

　　2. Fairy Spirit Spleen , also known as epimedium, has the effects of tonifying the kidneys and strengthening yang, strengthening muscles and bones, and dispelling rheumatism. It is used for impotence, hypertension due to kidney yang deficiency, menopausal syndrome, weakness of the waist and knees, loose teeth, hair loss, and rheumatic muscle and bone pain. Xianling spleen extract has androgen-like effects and can promote secretion. The decoction of this product can be taken orally in a daily dose of 5g to 15g.

　　3. Cistanche deserticola , has the functions of tonifying the kidneys, strengthening the yang, moistening the intestines and laxative, and is used for impotence, premature ejaculation, vaginal bleeding, sequelae of polio, frailty in the elderly, intestinal dryness and constipation after illness and postpartum. The dosage of this decoction is 10g~30g per day for oral administration.

　　4. Cuscuta , has the effects of nourishing the kidneys and replenishing essence, nourishing the liver and improving eyesight, and is used for symptoms such as soreness in the waist and knees, spermatorrhea, diabetes, incontinence of urination, and blurred vision. Among the patent medicines such as Nourishing Fitness Pills and Wuziyanzong Pills, dodder is one of the main ingredients. The dosage of this decoction for oral administration per day is 10 to 15 grams.