Mute voice need to clarify the cause of the disease, according to the specific conditions and causes of targeted treatment, there is no quick recovery “mute voice” approach. Common causes of mute throat are acute laryngitis, vocal polyps, laryngeal cancer and other diseases, it is recommended that patients go to the hospital in a timely manner, after a clear diagnosis and standardized treatment. 1. Acute laryngitis: mainly manifested as hoarseness, cough, sore throat and other symptoms. Prednisone, dexamethasone and other drugs can be used to relieve mucosal swelling, and according to the type of pathogenic microorganisms, penicillin, cephalosporin, ribavirin, oseltamivir and other drugs can be used for anti-infection treatment. 2. Vocal polyps: persistent hoarseness, vocal effort and other symptoms can occur. Surgery is the main treatment, supplemented by silence and scientific vocal training after surgery. 3. Laryngeal cancer: when this disease occurs, the tumor grows to a certain extent, which will affect the closure and activity of the vocal folds, and cause hoarseness, blood in sputum, foreign body sensation in the throat and other symptoms. Surgery, radiotherapy and other treatments should be chosen after comprehensive consideration of the location, scope and relationship with the surrounding tissues and the presence of metastasis of the tumor. It is recommended that the patient should go to the hospital in time to get a clear diagnosis and targeted treatment.