The occurrence of chronic pharyngitis may be related to the recurrence of acute pharyngitis, excessive smoking and drinking, liking spicy and stimulating food, dust stimulation and other factors, for different reasons, take different measures. Maintenance mostly refers to life conditioning, which is an effective means to prevent recurrence of the disease. 1. Repeated episodes of acute pharyngitis: repeated episodes of acute pharyngitis can lead to chronic pharyngitis, patients may have sore throat, cough and other symptoms, maintenance should prevent cold and flu, to avoid the onset of acute inflammation, enhance immunity. 2. Excessive smoking and drinking: Excessive smoking and drinking may lead to chronic pharyngitis, which is caused by repeated stimulation of the mucous membrane of the throat by harmful stimuli such as alcohol and tobacco, and maintenance needs to quit smoking and drinking. 3. Eating spicy and stimulating food: Eating spicy and stimulating food may also lead to the occurrence of chronic pharyngitis, maintenance needs to change the bad eating habits, light diet, avoid eating spicy and stimulating food. 4. Dust stimulation: engaged in mining, metal smelting, construction and other industries, workers, due to the large number of inhalation of air containing dust, can lead to the occurrence of chronic pharyngitis, maintenance, should pay attention to wear dust masks, but also pay attention to appropriate rest. If the chronic pharyngitis patients with dry and itchy throat, coughing symptoms continue and have a tendency to aggravate, you should consult a doctor in time to find out the cause and ask the doctor to dispose of it.