Lung Ning Granules has the effects of clearing heat and removing toxins, relieving cough and expectorant, and is mainly used in the treatment of intrapulmonary infections, chronic bronchitis, wheezing bronchitis, and acute respiratory tract infections. Its usage is mostly taken orally after brewing with boiled water. If children are under 3 years old, they can take half a bag of Lung Ning Granules each time, 3 times a day. If the age of the child is 3-7 years old, apply 2/3 sachet each time and take it 3 times a day. If the child’s age is more than 7 years old, apply one sachet each time and take it 3 times in 1 day. The exact dosage should be used under the supervision of a doctor, it is different for each person. It is important to draw attention to the fact that this product should not be used by people who are allergic to the components of the drug. Avoid smoking, alcohol and spicy, cold and greasy food during taking Lung Ning Granules. It is not advisable to take tonic Chinese medicine at the same time while the child is taking the medicine. Suffer from bronchial dilatation, lung abscess, pulmonary heart disease, pulmonary tuberculosis should go to the hospital when coughing.