Patients who feel phlegm blocking their throats when they sleep at night are considered to be suffering from chronic pharyngolaryngitis or the appearance of pharyngeal reflux. There are many reasons for this situation may be due to warm measures are not done, accidentally caused by cold, may also be due to the patient in the work and life is too tired, the body does not get proper rest caused. It is recommended to go to the regular hospital to find out the specific causes, can be used under the guidance and advice of the doctor to clear the throat and moisturize the lungs of the particles, as well as slow Yan Shu Lime and other cough medication, in the case of inflammation and the existence of infections, you can use amoxicillin and other antibiotics. Usually pay attention to drink more hot water, avoid catching cold again, eat less cold and spicy, stimulating food.