Zhi Ling capsule is a drug made from Cordyceps sinensis isolated from Cordyceps sinensis and cultured to make mycelium, which has many effects. It has the function of tonifying the lung and benefiting the kidney, and is used for cough, asthma, palpitation, lumbar and knee weakness caused by deficiency of both lung and kidney. Zhi Ling capsule can benefit the kidney, improve kidney function and urine protein, commonly used in patients with chronic nephritis and chronic renal failure, androgen-like effect, also can be used for impotence, male infertility, etc. It can also improve the immune function of the body, can prevent and control the decline of white blood cells during radiotherapy and chemotherapy in tumor patients, and improve the symptoms of weakness and sweating in patients. It can regulate neuroendocrine dysfunction and is commonly used in female menopausal syndrome. It can inhibit monoamine oxidase activity and is clinically used to improve osteoporosis, delay aging, and treat memory loss, etc.