Recovering from a muffled voice first requires determining the cause of the muffled voice, such as overuse of the voice, acute laryngitis, and vocal cord nodules. Depending on the cause, the voice can be improved or treated with general treatment, medication, or surgery. 1. General treatment: When the symptoms of muffled voice occur due to excessive use of voice, you can talk less, drink more water, ensure the humidity and temperature of the air in the environment are normal, and avoid the pharynx from getting cold, which can relieve the symptoms to a certain extent. 2. Drug treatment: bacterial infection caused by acute laryngitis, you can take oral amoxicillin capsules, azithromycin dispersible tablets and other antibiotics, can also use budesonide suspension nebulizer inhalation treatment. 3. Surgery: If the symptoms of mute voice caused by vocal cord nodules are more serious, as well as in the case of taking medication without significant improvement, fiber laryngoscopy can be carried out vocal cord nodule excision. Should be in the specialist physician systematic examination after a clear diagnosis, to take standardized medication and treatment, if the use of drugs have adverse reactions, should go to the hospital in a timely manner for diagnosis, as soon as possible to carry out targeted treatment, to avoid aggravation of the condition, affecting the daily life as well as physical health.