Cortex Eucommiae with Zeran has the effects of tonifying the liver and kidneys, strengthening the muscles and bones, settling the fetus, having blood circulation and regulating menstruation, eliminating blood stasis and eliminating carbuncle, etc. It has the effects of treating deficiency of the liver and kidneys, lumbar and knee pain, weakness of the muscles and bones, menstrual disorders, menorrhagia, menstrual closure, and other diseases. 1. Cortex Eucommiae: This medicine has the effects of tonifying the liver and kidney, strengthening the muscles and bones, and tranquilizing the fetus, and can be used in the treatment of deficiency of the liver and kidney, lumbar and knee pain, weakness of the muscles and bones, dizziness, leakage of blood in pregnancy, and restlessness of the fetus. In the use of should pay attention to the kidney deficiency fire should not be used. 2. Zelan: This medicine has the effect of activating blood circulation and regulating menstruation, removing blood stasis and eliminating carbuncles, inducing diuresis and swelling, and it can be used in the treatment of menstrual disorders, menstrual closure, dysmenorrhea, postpartum abdominal pain with blood stasis, carbuncles and swelling, edema and ascites, and other diseases. When using it, it should be noted that it is not suitable for people with blood deficiency and constipation. If you need to use Cortex Eucommiae and Zeran, it is recommended to go to regular hospitals for consultation and treatment under the guidance of professional physicians.