Morinda citrifolia and Cortex eucommiae can treat premature ejaculation. Morinda citrifolia is used as the dried root of Morinda citrifolia in the family of Rubiaceae, which is sweet and pungent in flavor, slightly warm in nature, and is attributed to the kidney and liver meridians. It has the function of tonifying kidney yang, strengthening muscles and bones, and dispelling wind-dampness, and is used for impotence and spermatorrhea, infertility with uterine cold, menstrual disorders, cold pain in the abdomen, rheumatism paralysis, and impotence of muscles and bones. It is not to be used by those who are suffering from yin deficiency (deficiency of yin and essence in the body, resulting in hyperactivity of deficiency fire) or those who are suffering from dampness-heat. Cortex Eucommiae is made from the dried bark of Cortex Eucommiae, family Cortex Eucommiae, which is sweet in flavor, warm in nature, and belongs to the liver and kidney meridians. It has the function of tonifying the liver and kidney, strengthening the muscles and bones, renewing broken bones, and stopping menorrhagia (excessive menstrual flow or dripping). It can be used in treating deficiency of liver and kidney (weakness of liver and kidney), lumbar and knee pain, weakness of muscles and bones, dizziness, leakage of blood in pregnancy, and restlessness of the fetus. Premature ejaculation belongs to the category of “overflowing semen”, its pathogenesis is related to deficiency of kidney qi, and its treatment is based on tonifying kidney qi, so it can be treated by taking traditional Chinese medicines that tonify the liver and kidney, such as baji tian and du zhong. If there is any discomfort, it is recommended to go to the hospital in a timely manner, in the Chinese medicine practitioner to identify the guidance to take, not blindly self-medication, so as not to delay the condition.