The child’s cough has been bad for two months may be related to bronchitis, pneumonia, allergic cough and other factors, need to be on the cause of the medication, with life care, away from allergens and so on. 1. Bronchitis: the child’s cough has been bad for two months may be suffering from bronchitis, when the bacteria have not been cleaned up will be repeated coughing, need to find out the type of infection germs, against the germs to use cefixime granules, azithromycin and other anti-infection drugs. 2. Pneumonia: children coughing for two months has not been good may be suffering from pneumonia, pneumonia is not completely cured during the recurrent cough, you can use roxithromycin particles, amoxicillin particles and other antibacterial drugs, with inhalation budesonide suspension to stop coughing. 3. allergic cough: the child cough two months has been bad may be suffering from allergic cough, patients need to stay away from allergens, the use of loratadine and other drugs anti-allergy. When the child’s cough has been bad for two months, you should take the child to the regular hospital. All of the above medication should be used under the guidance of a doctor, avoid self-medication.