The presence of a sore throat, phlegm, and even painful swallowing of saliva indicates that the condition of laryngitis is more serious, especially the inflammation of the pharynx is more serious to cause painful swallowing of saliva. This time is usually caused by bacterial or viral infection of the throat inflammation, there will be local redness, swelling, heat and pain, so you should quickly take anti-inflammatory drugs for treatment. For the upper respiratory tract infection caused by pharyngitis, the better effect is the Pudilan anti-inflammatory oral solution, adults take one at a time, 3 times a day, generally take 2 days in a row will see obvious results, but the drug needs to continue to take 3-5 days is better. In addition, if there is coughing yellow sputum, it is best to take antibiotics at the same time for treatment, for upper respiratory tract infections, you can use amoxicillin or cefradine. If you have allergies to these two drugs, you can use roxithromycin for treatment.