Darling does not cough but throat has phlegm how to do

The baby does not cough but throat sputum is mainly considered to be caused by upper respiratory tract infection. It is recommended to take the child to the hospital for blood routine examination. If it is caused by bacterial infection, antibiotics should be used to control the infection in time. At the same time, some expectorant drugs can be given to the child, such as ambroxol hydrochloride. If it is caused by viral infection, it is ok to give the child expectorant drugs. Usually, let the child drink more water.