How does dot cough throat have phlegm to do

Children cough throat sputum, need to follow the doctor to give the child to take cough expectorant drug treatment, or aerosol inhalation ambroxol hydrochloride, chymotrypsin and other cough expectorant drug treatment. As far as possible let the child drink plenty of water, maintain a light and digestible diet, prohibit eating desserts and raw and cold irritating food.