Most cases of intralaryngeal mucosal congestion are curable. Common diseases that cause this sign include: allergic laryngitis, acute laryngitis, reflux pharyngitis, etc. Depending on the cause of the disease and the condition, general treatment, medication, and surgical treatment can be chosen to alleviate the congestion of the inner laryngeal mucosa. 1. Allergic laryngitis: congestion of the laryngeal mucosa may occur after allergen stimulation and metamorphosis, which is often treated by intravenous infusion of dexamethasone sodium phosphate injection, nebulized inhalation of budesonide suspension, and oral treatment of loratadine or cetirizine. 2. Acute laryngitis: Acute laryngitis not only leads to congestion of the mucous membrane in the throat, but also accompanied by foreign body sensation and itching in the throat. Treatment can be based on infection factors using anti-infective drugs, such as bacterial infection can be cefixime, roxithromycin, while with the compound borax gargle treatment. 3. Reflux pharyngitis: When gastroesophageal reflux disease attacks, it will also cause congestion of the mucous membrane in the larynx, which requires the use of drugs to inhibit gastric acid and protect the gastric mucous membrane, such as domperidone, omeprazole and so on. When the examination finds that the mucous membrane inside the throat is congested, it should be standardized with medication and treatment after the specialist doctor clarifies the diagnosis and cause of the disease, and the treatment effect is generally better.