A sore throat is one of the common symptoms. Generally, we can first consider whether it is caused by excessive use of the voice or drinking too little water. If it is caused by these factors, it can usually be relieved by taking appropriate measures to protect the throat, increase water intake and maintain indoor humidity. 1. Tonsillitis: Infections in the throat caused by viruses or bacteria, such as group A beta-hemolytic streptococcus, staphylococcus, adenovirus, etc., can be caused when the body’s resistance decreases and the pathogens multiply, thus causing throat discomfort and pain in the throat. The patient may have the performance of itchy throat, or even dysphagia, dyspnea, accompanied by fever, can be treated with antibiotics under the guidance of a doctor; 2, pharyngitis: dry or dust and other environmental factors such as stimulation, as well as microbial infections, such as coxsackievirus, streptococcus, etc., can cause pharyngitis, the general course of the disease is long, often manifested as a dry, itchy, sore throat, as well as a burning sensation in the throat and other manifestations, that is, throat The symptoms of itching and pain, may be accompanied by chills and headache. Patients can use saline gargle, while the application of penicillin drugs or antiviral drugs for anti-infection treatment; 3, allergy: If the patient is allergic, and there is obvious itchy throat, sore throat, that is, the symptoms of itchy throat, then consider the symptoms may be caused by contact with allergens, and at the same time can appear pharyngeal edema, breathing difficulties, the need to keep away from allergens, while using anti-allergy drugs for Treatment. In addition, some diseases, such as pneumonia and bronchitis, may cause sore throat due to prolonged coughing and coughing, so it is necessary to seek medical attention to improve the relevant examination to clarify the diagnosis, so as to carry out targeted treatment, so as to avoid delaying treatment and causing adverse consequences.