Patients with impotent penis or weak penis, fullness in the chest and ribs, tightness in the chest and good breath, soreness in the waist and knees (a feeling of soreness and weakness in the waist and knees) can take Liver-Sparing and Yang-Expanding Capsules as prescribed by the doctor. Liver-sparing and Yang-enhancing Capsule is a kind of Chinese patent medicine, the main ingredients of which include Tribulus terrestris, Radix Bupleurum Chinense, Leeches, Polygala, Cistanches and so on, which has the effect of invigorating blood and tonifying the kidneys, dredging the liver and relieving depression (treating depression through dredging the liver qi), and is mostly used in the treatment of mild arterial insufficiency of blood supply due to deficiency of liver and kidney, or deficiency of liver and kidney together with blood stasis and functional impotence to alleviate the above mentioned diseases. It should be noted that, allergic to any component of the drug, patients with bleeding disorders prohibit the use of liver-sparing yi yang capsule, during the cold should stop using this drug. Patients should prohibit alcoholism and excessive smoking, and avoid excessive mental stimulation, should also stop using other therapeutic drugs. The adverse effects of the drug is not clear, patients should seek medical attention if they experience serious discomfort after taking the drug. Patients should follow the doctor’s instructions to take the liver capsule, not blindly use their own medicine, so as not to affect the condition.