It is used for the treatment of cough, asthma, hemoptysis, back pain and chronic bronchitis caused by deficiency of lung and kidney. This medicine is an oral drug and is contraindicated in cases of yin deficiency and fire, blood heat, stomach fire, lung phlegm and heat, and external heat illness. Avoid spicy, cold, greasy food during the medication period. It should be taken before meals. Patients with hypertension, diabetes, liver disease, kidney disease and other chronic diseases should use under the guidance of a physician.