The patient’s condition of pharyngitis, causing nausea, dry vomiting symptoms, there will be a variety of disease factors, and daily habits, disease status, as follows: 1, daily habits: patients often due to the usual excessive voice speech, or even shouting, too much smoking, drinking, eating spicy, stimulating food and other factors, resulting in chronic inflammation of the pharynx, easily caused by the pharynx sensitivity The degree of increased, easy because of some mild irritating factors and cause nausea, dry vomiting performance, the patient may have repeated pain in the throat, dryness, foreign body sensation and other uncomfortable symptoms. 2, disease state: some patients may have a certain degree of nasal cavity, sinus inflammation, infectious, allergic disease state, various secretions in the nasal tract is easy to repeatedly back up into the throat, but also easy to cause throat irritation. cause repeated nausea, dry vomiting performance.