Coughing, phlegm and throat discomfort after speaking loudly are considered to be caused by pharyngitis, which is categorized into acute pharyngitis and chronic pharyngitis, and the doctor will treat the patients according to their specific conditions, and the treatment methods include medication and so on. 1. Acute pharyngitis: for patients with mild or no systemic symptoms, local treatment can be used, commonly used compound borax solution gargle, dolmifene throat tablets, iodine tablets and silver yellow tablets. 2. Chronic pharyngitis: patients with chronic simple pharyngitis often use compound borax solution, furacilin solution, compound chlorhexidine gargle solution and other gargles. Patients with chronic hypertrophic pharyngitis, if the lymphoid follicle hyperplasia is extensive, also need to deal with the posterior wall of the pharynx lymphoid follicles, available chemicals such as 10% silver nitrate solution to cauterize the hypertrophic lymphoid follicles. Long-term loud speech may cause vocal cord nodules, vocal polyps and other diseases, so in daily life pay attention to pronunciation habits, reasonable use of the voice, at the same time, in the diet should be light and easy to digest, drink more water, quit smoking and limit alcohol. If you feel unwell, you should go to the hospital in time to avoid delaying your condition.