Dumb voice for half a year has been bad may be chronic laryngitis, vocal polyps, reflux laryngitis and other causes, according to the specific disease line of general treatment, drug treatment, surgical treatment and other improvements. 1. Chronic laryngitis: should strictly prohibit smoking and alcohol, avoid spicy, stimulating food. Nebulized inhalation can be placed in the nebulizer for nebulized inhalation, commonly used nebulized liquid for budesonide suspension. Chinese medicines can be used for treatment, such as Huang’s Sound Pill, Qingyin Pill, and laryngeal tablets. 2. Vocal polyps: Surgery is recommended to remove the polyps, according to the polyp site, size and so on for different surgical methods, including general anesthesia fiber-supported laryngoscopic resection, local anesthesia electronic nasopharyngoscopic resection. 3. Reflux pharyngitis: prohibit smoking and alcohol, avoid bad eating habits. Acid-suppressing drugs such as omeprazole sodium enteric-coated tablets can be taken to reduce the reflux of gastric acid. It is recommended that patients consult a doctor in time to check the cause of the disease and condition, and follow the doctor’s instructions to standardize the use of drugs and treatment.