Lung Ning Granules can be used to treat coughing, wheezing, coughing with unfavorable sputum caused by phlegm-heat obstruction, as well as those who see the above symptoms during the acute exacerbation of chronic bronchitis. The main ingredient of Lung Ning Granules is Rehmannia, which has the efficacy of relieving cough and asthma (stopping cough and calming wheezing), expelling phlegm and clearing heat. Clinically, this drug can be used to treat cough, wheezing, coughing up phlegm, phlegm unfavorable, phlegm yellow and thick, or the acute attack of chronic bronchitis to see the above symptoms. Lung Ning Granules adverse reactions are not clear, it should be noted that diabetic patients should not take. At the same time, patients who are allergic to the drug should not take it, in addition, you can not take tonic during the period of taking, pregnant women, children, the elderly and frail should be taken under the guidance of a doctor. If necessary, it is recommended to go to a regular hospital, under the guidance of a professional physician, according to their own situation reasonable choice.