The fastest way to stop coughing in a one year old baby does not usually exist. A baby’s cough may be related to inhalation of irritating gases, bronchitis, pediatric pneumonia and other illnesses, and can be relieved by general treatment and medication. 1. Inhalation of irritating gases: when the child inhaled second-hand smoke, soot, car exhaust and other irritating gases, may cause coughing symptoms, the patient should try to stay away from the environment with irritating gases, to maintain indoor air circulation, go out, try to wear a mask. 2. Bronchitis: Children should rest, avoid strenuous activities, drink plenty of water, pay attention to warmth, and avoid inhaling harmful gases and other harmful particles. For mycoplasma bronchitis, azithromycin granules can be taken orally as prescribed by the doctor; for bacterial bronchitis, cefixime granules and cefaclor granules can be taken orally. The child also needs to be accompanied by phlegm-reducing and cough-relieving medications, such as Ambroxol granules. 3. Pediatric Pneumonia: Indoor ventilation often, so that the air is relatively fresh, and maintain the appropriate temperature and humidity, let the child drink more water, strengthen the nutrition, the diet should be rich in protein and vitamins, a small number of meals. For bacterial pneumonia, you can take amoxicillin granules, ampicillin, ceftazidime and other drugs; for mycoplasma pneumonia, you can take azithromycin and so on; for viral pneumonia, you can take ribavirin and so on. One year old baby cough, it is recommended that timely medical treatment, follow the doctor’s instructions for medication, and actively cooperate with the doctor’s treatment.