A dry throat while sleeping can be caused by climatic reasons, snoring, chronic pharyngitis, and so on. Depending on the situation, you can use a humidifier, improve your daily habits or take medication. 1. Climatic reasons: the climate in the north is relatively dry, and there is also heating in the house in winter, dry air can also lead to dry throat while sleeping. It is recommended that patients put a humidifier in the bedroom to increase the humidity of the air. This will reduce the dryness of the throat. 2. snoring: snoring people sleep with their mouths open, so that the oral mucosa, pharyngeal cavity mucosa is directly exposed to the air in the middle of the throat will be dry. It can be improved through weight loss, padded pillow, sleeping on the side, but also with non-invasive ventilator and other methods. 3. Chronic pharyngitis: Because chronic pharyngitis will make the throat area congested for a long time, when sleeping at night because of the reduced secretion will make the throat dry. Can pharyngitis tablets, watermelon cream spray and so on to relieve the dryness of the throat. Patients should go to the hospital in a timely manner, in the doctor after a clear diagnosis of standardized medication and treatment, not their own indiscriminate use of drugs in order to avoid aggravation of the condition.