If the cough has no sputum or very little sputum, it is a dry cough, which is common in the early stages of acute pharyngitis and bronchitis; an acute and sudden cough is more common in foreign bodies in the bronchus; a long-term chronic cough is more common in chronic bronchitis. inflammation, tuberculosis, etc. Suggestion: Your current situation is mainly related to the cough caused by inflammation of the trachea. Anti-inflammation, phlegm reduction, and asthma are the main principles of treatment. You can take azithromycin, Aotin, Compound Licorice Tablets, Shufumei and other drugs. Just follow the instructions and drink plenty of water.