Morinda citrifolia in water may have the effect of tonifying kidney yang and dispelling wind-dampness, but the efficacy is limited due to the fact that water may not be able to completely precipitate the active ingredients of the drug, plus the use of only a single flavor of the drug. Ba Ji Tian is the dried root of the plant Ba Ji Tian in the family of Rubiaceae. Sweet and pungent in flavor, slightly warm in nature. Attributed to the kidney, liver meridian. It can tonify the kidney yang, strengthen the tendons and bones, and dispel wind-dampness. Used for impotence and spermatorrhea, uterine cold infertility, menstrual disorders, cold pain in the abdomen (abdomen), rheumatism and paralysis. Morinda citrifolia is warm in nature, so it belongs to exogenous heat disease, solid heat within the blazing, yin deficiency fire, blood deficiency, blood heat and other evidence should not be a single drug a large number of long-term use. Rheumatic paralysis belongs to the hot evidence should not be single medicine to take a lot. It is recommended that patients use the drug under the guidance of a doctor.