Don't be panic It is harmful if food goes to wind pipe Normally it not happened while eating But if you eating with hurried or with talking or laughing or coughing food may enter to the respiratory tract It may caused sudden coughing and vomiting and food may expelled out But if it reached to lung it may causes aspirations pneumonia or other complications You care your food and eating habits Treat your cough Consult your nearest dr for diagnosis if it not control

hello dysphagia due to carcinoma or tracheo oesophageal disease should be ruled out consult ent specialist and surgeon for further evaluation and treatment.