Children cough phlegm did not eat the food phlegm effect, cough phlegm recommended timely medical treatment, for different causes to take targeted treatment. The most important thing to remember is to take care of your child’s health, and to take care of his or her diet. Children coughing with phlegm, need to strengthen the daily care, such as pay attention to warmth to avoid cold, maintain the appropriate indoor temperature and humidity, open the window, maintain air circulation. Diet is mainly to pay attention to a light diet, drink more water, eat easily digestible food, do not eat spicy stimulation, too salty or too sweet food. Dietary adjustments, strengthen the care is only one aspect, if it can not be relieved, must take the child to the hospital in a timely manner to check, to prevent the cough is caused by pneumonia and other diseases, so as not to delay the time of treatment, aggravate the condition. If necessary, you can use medication under the guidance of a doctor, such as Ambroxol.