The baby’s cough is mainly caused by respiratory tract infections, which may be related to the baby’s low immune function or micronutrient deficiency. If it is a bacterial infection, cephalosporin can be used to fight the infection. If the infection is mycoplasma pneumoniae, erythromycin or azithromycin can be used to fight the infection. You can also do appropriate outdoor activities, get more sunlight, strengthen exercise, enhance physical fitness, keep fresh air in the room where you live, ventilate frequently, do not go to public places during the cold and flu season, try to avoid exposing the child to infected children or adults, strengthen nutritional supplements, improve the baby’s immunity, drink more plain water, drink less or no sweet drinks, etc. At the same time, strengthen care, baby wear cold and warm clothes to appropriate, etc., can reduce the chances of baby sick.