Long Deer Pill works by warming the kidneys and strengthening the yang (warming the yang qi in the kidneys), benefiting the qi and nourishing the kidneys. Long Deer Pill is mainly composed of ginseng, deer antler, Epimedium, dog whip, donkey whip, ripened rhubarb, dogwood, Cistanchis, lock yang, Ba Ji Tian, Chinese wolfberry, yam and other Chinese herbs; it has the efficacy of warming the kidneys and strengthening the yang, benefiting the qi and nourishing the kidneys, which is mainly suitable for the deficiency of vital energy, mental depression, loss of appetite, men’s yang decline, cold semen, impotence and impotence of spermatozoa, not firm, and the women’s uterine cold and long time not conceive, etc.. For patients suffering from hypertension, diabetes and other chronic diseases, as well as pregnant women, the elderly and other special groups, should be under the guidance of a physician to take the drug, if the drug for one month, or during the period of time the symptoms did not improve, or the symptoms worsened, or the emergence of new serious symptoms, the drug should be discontinued immediately, and go to the hospital, to take other therapeutic options. The adverse effects of the drug are not clear, allergic to the product is prohibited, the drug should be applied under the guidance of a doctor.