Combined, Da Tian Yin Wan and Er Zhi Wan have the efficacy of nourishing yin and lowering fire, tonifying the liver and stopping bleeding, and are used for treating yin deficiency of the liver and kidney, hot flashes and night sweating (sweating abnormally after falling asleep, but stopping after waking up), dry pharynx and nose, and heavy menstrual flow. Dazhongyin Pill consists of Radix Rehmanniae Praeparata, Vinegar Tortoise Shell, Porcine Spinal Cord, Salt Zhimai, Salt Cortex Phellodendron, and Erzhi Pill consists of Rhizoma Arctium Murilliflorum and Chasteberry (steamed). Used together, they have the effects of tonifying the liver, nourishing yin to reduce fire and stopping bleeding, and are mainly used for deficiency of yin in the liver and kidney, lumbar and knee pain, heavy menstruation, dizziness and tinnitus, hot flashes and night sweating, spermatorrhea, and coughing. Da Tian Yin Pill is mainly used for treating yin deficiency and fire exuberance, tinnitus and spermatorrhea, cough, hot flashes and night sweating. In the formula, Huang Bai and Zhi Mu are bitter cold and fire-dissipating, Radix Rehmanniae Praeparata and Tortoise Plate tonify the kidney and nourish yin, and Porcine Spinal Cord fills in the marrow (replenishes essence and promotes the development of bone marrow), and all the medicines together have the efficacy of nourishing yin and lowering fire. The adverse reaction of this product is not clear, contraindication is prohibited for diabetic patients, pay attention to pregnant women to use with caution. Er Zhi Pill consists of chasteberry, ink lotus and other components, the main treatment of liver and kidney yin deficiency, dizziness and tinnitus, heavy menstruation, dry throat and nose, lumbar and knee pain. In the formula, the combined use of Murraya and Chasteberry has the effect of nourishing yin and stopping bleeding, tonifying the liver and kidney. The adverse reactions and contraindications of this product are not clear at present, and should not be taken by patients with cold and fever. If you need to use Da Tonic Yin Pill and Er Zhi Pill, you should apply them under the diagnosis of traditional Chinese medicine practitioners, and do not use them on your own to avoid adverse consequences.