How does child cough long bad to do

Children cough for a long time is not good, it is best to go to the hospital to do respiratory tract examination and blood routine examination, in the clear cause of the disease and then take appropriate measures to treat. If it is caused by bronchitis, need to be under the guidance of a doctor with bronchodilator drugs and anti-inflammatory drug treatment. This time to give patients more water, more rest, diet to eat light food.