Morinda citrifolia is contraindicated for yin deficiency fire exuberance (Yin essence deficiency in the body, the emergence of deficiency fire hyperactivity) and evidence of dampness and heat is prohibited, need to be under the guidance of a physician to use the drug. Morinda citrifolia is the root of the plant Morinda citrifolia, family Rubiaceae, included in the “Chinese Pharmacopoeia”. Its flavor is sweet, pungent, warm, its efficacy for tonifying kidney yang, strong bones and muscles, dispel wind-dampness, clinically used in the treatment of impotence and spermatorrhea, uterine cold infertility, menstrual disorders, abdominal (abdomen) cold pain, rheumatism paralysis, impotence of bones and muscles and other diseases. It is contraindicated for yin deficiency, fire and damp-heat evidence, adverse reactions are not clear. If the body is unwell, it is recommended to go to the hospital under the guidance of a physician, do not take it on your own, so as not to delay the condition.