Sedgewigia is not generally used alone for the treatment of cerebral insufficiency of blood supply. It has the effect of benefiting qi and strengthening the spleen (regulating the qi of the spleen and stomach), tonifying the kidney and calming the spirit. Clinically, it is mainly used for treating spleen and lung qi deficiency, weakness, loss of appetite, lung and kidney deficiency, chronic cough and asthma, kidney deficiency, lumbar and knee pain, heart and spleen insufficiency, and insomnia and excessive dreaming. Caution should be exercised in cases of Yin deficiency and internal heat. The adverse reactions and contraindications of Sophora japonica are still unclear, if used together with other drugs, drug interactions may occur, please consult your physician or pharmacist for details. It should be noted that the efficacy of single Chinese medicine is limited, clinically it is necessary to use with other Chinese medicines after identification by a traditional Chinese medicine practitioner.