Patients who have a feeling of congestion in the throat and a little difficulty in breathing in their life must take the time to go to the emergency room or ENT department for detailed examination. It is best to apply budesonide suspension for nebulized inhalation treatment, which will reduce the congestion and edema of the pharyngeal mucosa and improve the respiratory effort. When the respiratory effort improves slightly, it is better to improve the fiberoptic laryngoscopy to clarify whether there is any problem in the larynx of the patient, most of which is caused by the congestion and edema of the mucous membrane in the larynx, and sometimes there is an infection of the cyst in the epiglottis. Treatment can be added with hormone shock therapy, anti-inflammatory, swelling faster, clinically commonly used is dexamethasone injection, methylprednisolone injection.