Xianmao decoction for internal consumption of general dosage of 3-10g, according to the actual condition of the doctor’s orders to adjust the dosage. Xianmao is one of the most common medicines used in clinical practice to replenish the deficiency, which is the rhizome of Xianmao, a plant in the family of Staphylinidae. Xianmao has the effect of tonifying kidney yang, strengthening tendons and bones, and dispelling cold and dampness. It can be used clinically to treat impotence, coldness of essence and frequent urination caused by kidney yang deficiency (lack of yang energy in the kidneys), as well as cold pain in the waist and knees and impotence of the tendons and bones caused by kidney yang deficiency. Xianmao is hot, dry and toxic, and should not be taken in large quantities for a long time. It should not be taken by those who are suffering from yin deficiency (deficiency of yin and essence in the body, resulting in hyperactive fire). Xianmao should be used correctly under the guidance of a professional Chinese medicine practitioner, if discomfort occurs, please consult a doctor in time to avoid blindly using the medicine by oneself, so as to avoid delaying the condition.