Cistanchis can be taken internally in decoction or in pills. Cistanchis has the effect of tonifying essence and blood, replenishing kidney and Yang, moistening intestines and relaxing bowel movement. It is used in the treatment of kidney yang deficiency, essence and blood deficiency, impotence and premature ejaculation. Cistanchis is a yang tonic, which is the fleshy stem of Cistanchis, family Ledebouriae. It is also known as Black Commander, Meat Pine Hibiscus, and Vertical Hibiscus. Cistanchis enters the kidney meridian and the large intestine meridian, and is salty, sweet and warm in nature. Cistanchis has the effects of tonifying essence and blood, tonifying the kidney and Yang, moistening the intestines and laxatives. Clinically, it can be used to treat infertility with uterine cold, kidney yang deficiency, menstrual cycle, impotence due to lack of essence and blood, tinnitus, spermatorrhea, lumbago and foot weakness, leucorrhea (cloudy urine like white pulp), and constipation with dryness of intestines and bowels. Cistanchis is a tonic medicine, and is contraindicated in cases of deficiency of yin and fire, loose stools and diarrhea, and in cases of constipation. Cistanchis is contraindicated in people with history of allergy to Cistanchis, and its adverse effects are not known. It is recommended to use under the guidance of professional Chinese medicine practitioners.