[Nature, Flavor, and General Classification] Sweet, slightly pungent, warm. Enters the liver and kidney meridians. Effects】Supplements liver and kidney, strengthens tendons and bones, fixes menstruation and calms fetus, and lowers blood pressure. It is a good remedy for the liver and kidney, the liver is the main tendon, the kidney is the main bone, the liver is full, the tendon is healthy, the kidney is full, the bone is strong, so for the treatment of liver and kidney deficiency, waist and knee pain. The liver and kidneys are sufficient for the fetus to consolidate itself, thus it has the function of fixing the menstrual flow and calming the fetus, and can be used for treating miscarriage, fetal disturbance and habitual abortion. In addition, it can also be used for impotence, coldness and residual draining of urine due to deficiency of liver and kidney, and has a hypotensive effect. It can be used in combination with Chuan Jian, Niu Knee, Shu Di and Shan Yu Pei. ②For kidney deficiency, impotence and premature ejaculation, it can be used together with Epimedium, Xian Mao, Lock Yang and Boneset. ③For urinary frequency and enuresis, it can be used together with Raspberry, Mulberry Cuttlebone and Golden Cherry. ④For cold dampness and lumbago, it can be used together with Gui Zhi, Dou Shu and Gentiana. ⑤ For women with menstrual lumbago, it can be used with Radix Angelicae Sinensis, Chuanxiong Ligustici, Bai Shao, and Chuan Hao. 2.Solidifying menstruation and calming the fetus: for fetal restlessness or habitual abortion, it can be used with Eucommia charcoal, Atractylodes macrocephala charcoal, Chuan Hao, San Qi and Blood Yu charcoal. 3.Lowering blood pressure: For hypertension with kidney deficiency, it can be used together with Sang Sang Sang, Niubizi and Xia Ku Cao. Identification and application]: Eucommia nourishes the liver and has great power to treat dizziness and dizziness due to liver deficiency and wind movement, dampness and itching under the yin due to liver deficiency and dampness; salt Eucommia nourishes the kidney and strengthens the bones and calms the fetus, treats kidney deficiency and back pain, impotence and spermatorrhea, fetal restlessness and hypertension; Eucommia charcoal nourishes the liver and kidney and stops bleeding, treats menstrual flow and blood leakage due to liver and kidney weakness and lack of consolidation of the flush. 1.With Cow’s Knee: Both drugs have the function of tonifying the liver and kidney, and both can strengthen the tendons and bones and help the waist and knees. However, Eucommia nervosa is the mainstay of the lower part of the qi, and is long in tonifying the kidney qi, while Radix Achyranthes bidentata is the mainstay of the lower part of the blood, and is favored to benefit the blood and open the veins. The liver is the main tendon, and when the liver is full, the tendons are healthy; the kidney is the main bone, and when the kidney is full, the bones are healthy. Therefore, this pair of herbs is commonly used to treat back and leg pain and weakness of the feet due to deficiency of the liver and kidney. 2, with sequestra: Eucommia and sequestra into the liver and kidney meridians, both have liver and kidney, strong tendons and bones, the function of the fetus. However, Eucommia sweet warm, biased into the kidney meridian qi, long in nourishing, sequestra taste bitter and heavy, biased into the kidney meridian blood, long in blood circulation, the two drugs used together, the necessary combination, the power of the drug multiplied, the function of the liver and kidney, the waist and knees, consolidation of the dash, can often be used for liver and kidney deficiency of the waist and knee pain, leg weakness, walking and other evidence and liver and kidney deficiency, the dash is not solid fetal movement, waist pain and fall. 3, with bone marrow: bone marrow tonic fire and Yang, and can collect astringent, for the treatment of spleen and kidney Yang deficiency, the lower yuan is not solid commonly used; Eucommia tulipifolia strong tendons and bones, and fetus. The combination of the two drugs, warming the kidney and yang power increase, as well as the spleen and liver, both astringent to the lower yuan, but also to consolidate the punch, often used for kidney and yang deficiency, the lower yuan of impotence, cold pain in the waist and knees and the lower yuan is not solid spermatorrhea and urination, can also be used for liver and kidney deficiency of the waist and knee soreness, fetal restlessness and spleen and kidney yang deficiency diarrhea and other evidence. 4, with Wujia Pi: the two drugs enter the liver and kidney meridians, both have the function of strengthening tendons and bones and dispelling wind and dampness, both can treat tendon and bone pain and wind and dampness paralysis. Five plus skin pungent to disperse the wind, warm can remove cold, bitter can dry damp, the work of removing evil, the evil to the tendons and bones since the firm; Eucommia sweet warm tonic, slightly pungent can moisten, the work of the liver and kidney and strengthen the tendons and bones. The combination of the two drugs, complementing each other, not only strengthens the tendons and bones, but also dispels wind and dampness, which is a combination of remedy and diarrhea, suitable for the treatment of liver and kidney deficiency, wind and dampness invasion of tendons and bones caused by lumbar and leg pain, sore feet and knees, unfavorable joints, weakness of the two lower limbs and other evidence. Precautions for application】Not suitable for those with Yin deficiency and fire. Usage and dosage】For internal use: 6~15 grams, a large amount can be used up to 30~60 grams in decoction, or in pills, or in wine.