The duration of Wu Ling Capsules should be decided according to the patient’s condition, and the general duration of administration should not exceed one month. Wuling capsule has the function of tonifying the kidney and strengthening the brain, nourishing the heart and calming the mind. In clinical application, Wuling capsule is mainly used for patients with insomnia and forgetfulness, fatigue, heart trouble, soreness and weakness of the waist and knees, less breath and lazy speech, dizziness and tinnitus or neurasthenia. For patients with the above symptoms, after taking Wu Ling capsule can be effective after three days, patients can gradually stop taking the drug after the symptoms have subsided, generally not more than one month. If it does not work for a long time, you need to go to the hospital for further examination and treatment to rule out any other organic lesions. In addition, children, elderly and frail patients and patients with chronic diseases such as hypertension, diabetes, heart disease, liver disease and kidney disease should take Wu Ling capsule under the guidance of a doctor, and pregnant women should use it with caution.