What is the cause of sticky phlegm in the throat in the morning that you can’t spit out?

Morning throat with sticky phlegm and spit not as far as possible is chronic pharyngitis, postnasal drip syndrome, chronic bronchitis and other causes. 1. Chronic pharyngitis: chronic pharyngitis often have thick secretions in the back wall of the pharynx, often in the morning irritating cough, severe cases can cause nausea, accompanied by dry itchy throat, pain, foreign body sensation and other symptoms. 2. Postnasal drip syndrome: It refers to the backflow of nasal secretion to the throat, causing discomfort in the throat, phlegm and coughing symptoms. The causes of post-nasal drip are acute and chronic rhinitis, sinusitis and other diseases. 3. Chronic bronchitis: typical symptoms of repeated episodes of coughing, coughing up sputum, due to the stimulating effect of inflammation, can cause the mucosal tissue secretion of a large number of mucous substances, can be coughed up in the morning, sputum is often white mucus or plasma foamy. It is recommended that people who have mucus phlegm in the throat in the morning and cannot spit it out go to the hospital in time to clarify the cause of the disease and standardize the treatment under the guidance of the doctor.