How to get up in the morning and retch?

Wake up in the morning retching, vomiting, may be due to chronic pharyngitis, indoor air dry stimulation to the pharynx nerve caused by nausea symptoms, may also belong to chronic gastritis, gastrointestinal motility weakened, stomach qi caused by nausea and vomiting feeling should drink more water, maintain indoor appropriate temperature and humidity, check whether there is proliferation of lymphoid follicles on the throat wall, can also check gastroscope or breath test, confirm whether there is substantial gastrointestinal inflammation.