Cistanchis is used to treat impotence and premature ejaculation by tonifying kidney yang and benefiting essence and blood. Cistanchis has the effects of tonifying kidney yang, benefiting essence and blood, moistening the intestines and relaxing the bowels, etc. It can be used to treat impotence, premature ejaculation, spermatorrhea, enuresis, and leucorrhea (turbidity of urine like white slurry) caused by the deficiency of kidney yang and insufficiency of essence and blood. In addition, Cistanchis can also be used in accordance with medical advice when patients suffer from infertility due to uterine cold, lumbar and knee weakness, tinnitus, intestinal dryness and constipation, and impotence of sinews and bones. Avoid taking Cistanchis if the patient has slippery stools, hot and humid stools, or high phase fire (Yin deficiency and fire in liver and kidney). Adverse effects are not known. Patients are advised to use Cistanchis under the guidance of a doctor and should not take medication without authorization to avoid delaying the condition.