Traditional Chinese medicine believes that the essence in the kidney is the main condition that determines people's life activities such as birth, growth, strength, old age and death, and dominates people's vitality. Wuzi Yanzong Pill is a famous prescription for tonifying kidney, so specifically, what is the function and indication of Wuzi Yanzong Pill? Which sick people are suitable for? As early as the Tang Dynasty, Wuzi Yanzong Pill became the secret recipe of health care for court nobles, which was highly praised by doctors in past dynasties. It has a good curative effect on male infertility, and is known as "the first prescription of ancient and modern seeds", also known as "the ancestor of the prescription of tonifying yang", and there is a saying that "five sons strengthen yang and six flavors nourish yin" (six flavors are Dihuang pills). In recent years, some medical researchers have applied Wuzi Yanzong Pill to the intervention of forgetfulness and mild cognitive impairment according to the theory of tonifying kidney and promoting marrow and improving intelligence in traditional Chinese medicine, and achieved good results. According to the theory of "treating different diseases at the same time" in traditional Chinese medicine, Wuzi Yanzong Pill has the function of tonifying kidney and replenishing essence, and also has a certain effect on infertility and infantile enuresis caused by deficiency of kidney essence, and also has a certain effect on improving immunity, lowering blood sugar and blood lipid. Therefore, its efficacy can be summarized as nourishing yin and blood, tonifying kidney and replenishing essence, and it can be used for impotence, infertility, nocturnal emission, low back pain and enuresis of people with kidney deficiency and essence deficiency. However, after many years of modern clinical verification, it will be found that Wuzi Yanzong Pill not only has the effects of nourishing yin and enriching blood, but also has the functions of protecting testis from spermatogenesis, regulating hypothalamus-pituitary-gonad axis, resisting aging, lowering blood sugar, resisting oxygen free radicals and enhancing immunity. This product is testosterone undecyl ester. As a derivative of testosterone, it can promote the growth and development of male, promote the development of testis and accessory gonad structure, promote protein synthesis and reduce catabolism. Enhance immune function and promote bone growth. Promote erythropoiesis, feedback inhibit gonadotropin secretion, inhibit estrogen secretion. Indications of testosterone undecanoate injection: 1. Primary or secondary male sexual hypofunction. 2. Boys' puberty is delayed. 3. Palliative treatment of female patients with breast cancer metastasis. 4. Adjuvant treatment of aplastic anemia. 5. Androgen deficiency and osteoporosis in middle-aged and elderly people. If you have the above symptoms, please take the medicine according to the instructions of a good doctor.