A one-year-old baby coughing with phlegm can be given cough syrup, granules to clear heat and phlegm, fresh bamboo leech or monkey date san at home if there are no symptoms of fever. You should feed more water and pat the baby’s back, up, down, left and right. If the cough worsens in a certain part of the pat, it means that phlegm accumulates here, usually in the scapular area, which is the bottom muscle of the lungs and phlegm, so focus on patting, and also promptly clean the phlegm in the baby’s mouth. It is important to keep the air fresh and moist, and not to catch a cold. If the cough worsens, you need to go to the hospital for nebulization treatment. If the cough sounds deeper, has phlegm that is difficult to cough up or is accompanied by shortness of breath and dryness around the mouth and lips, it may indicate the occurrence of a lower respiratory tract infection. If a lower respiratory tract infection occurs, you need to go to the hospital and have your doctor perform an auscultation of the lungs and, if necessary, an X-ray of the lungs to find out if bronchitis has occurred. If pneumonia or bronchitis has occurred, immediate hospitalization is required. If the child coughs up white sputum, it is a wind-cold cough; if the sputum is yellow, it is a wind-heat cough; wind-cold cough can be treated with garlic water; wind-heat cough can be treated with Chuanbei Snow Pear Ice Sugar Water.