Darling 6 half months always cough how does there is phlegm in throat to do

Baby six and a half months cough expectoration symptoms are mild, you can drink more hot water, dilute sputum can be. If cough expectoration symptoms are more serious, you should be admitted to hospital to take cough expectorant drugs for treatment, if necessary, also need to be admitted to hospital to follow the doctor's advice for aerosol inhalation treatment.