Sore throat can be seen in acute laryngitis, chronic pharyngitis, laryngeal cancer and other diseases, drink more boiled water can promote the metabolism, help the condition of recovery, but does not have a therapeutic effect, but also need to target the cause of the disease combined with drugs, surgery and other treatments, in order to cure the disease. 1. Acute laryngitis: pay attention to rest, avoid overwork, do not talk as much as possible in the near future, reduce the mechanical stimulation of the vocal cords. Local nebulized inhalation of dexamethasone and gentamicin can help reduce laryngeal edema and relieve pain. 2. Chronic pharyngitis: a burning sensation in the throat may occur, and the cause should be sought. If the chronic pharyngitis is caused by allergy, oral loratadine and other drugs during the acute attack, to control the local metamorphosis. In addition, one should stay away from allergens and wear a mask when going out. 3. Laryngeal cancer: after the disease is clearly defined, surgery, auxiliary radiotherapy and so on should be carried out in accordance with the medical advice according to the characteristics of the disease. It is suggested that patients should consult doctor in time to clarify the cause of the disease and use the above medicines reasonably under doctor’s guidance to treat the disease.