The cough and runny nose of a one-year-old baby is due to a cold, and can be treated orally with pediatric green chiao or pediatric black chiao granules, or oral aminoglutethimide hydrochloride. And children must drink more water, if the phlegm is sticky and not easy to cough up, you can take to the hospital to do nebulization inhalation treatment, using some phlegm and anti-inflammatory drugs to promote the discharge of phlegm. The immune system is not well developed at this age, it is very easy to get sick, usually life care should be done, the temperature difference between morning and night, timely increase and decrease clothing, more to enhance the child’s nutrition, so as to enhance the resistance.