Coughing after eating may be caused by a foreign body entering the trachea, chronic pharyngitis, etc. If it is caused by a foreign body, it needs to be removed in the hospital and treated with anti-infection therapy. If the cough is caused by a foreign body, you need to go to the hospital to have the foreign body removed. If the cough is caused by chronic pharyngitis, you need to have anti-infection treatment. 1. If food enters the trachea accidentally when the baby is eating, it will cause strong stimulation to the trachea wall, causing cough reflex, and in severe cases, breathing difficulties or pneumonia may occur. Need to go to the hospital by the doctor under the fiberoptic bronchoscope to remove the food into the trachea, if it causes serious airway obstruction, then you need to use the Heimlich maneuver for resuscitation before going to the hospital for further treatment. 2. infants because of acute pharyngitis treatment is not complete and repeated episodes, recurrent episodes of rhinitis or long-term open-mouth breathing can be caused by chronic pharyngitis, foreign body sensation, coughing and other symptoms, and can be aggravated by food stimulation. Acute exacerbation of chronic pharyngitis requires anti-infective treatment, if the bacterial infection is caused by the use of cefixime treatment, if there is fever, should also be antipyretic drugs (such as acetaminophen, etc.) for treatment. Coughing after eating may also have other causes, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment. All of the above medications should be used under a doctor’s supervision, avoid self-medication.