Sudden nausea and vomiting may be chronic pharyngitis, hypertension, improper diet or organic gastrointestinal diseases: 1, chronic pharyngitis, pharyngitis patients will feel a sense of foreign body, obstruction and pain when swallowing, accompanied by nausea, vomiting feeling. Chronic pharyngitis is usually due to irregular diet, eating too much irritating food, long-term smoking, alcohol abuse can also lead to chronic pharyngitis. 2, hypertension, mostly in the elderly, patients in the blood pressure will appear dizziness, headache, nausea, vomiting symptoms. The company’s main business is to provide a wide range of products and services to its customers.