Throat is very dry drink water useless and throat inflammation related, in addition to dry syndrome, diabetes, thyroid disease, etc. can also lead to. 1. Inflammation of the throat: allergies in the throat, tonsillitis, acid reflux and other factors can lead to chronic inflammation of the throat, itchy throat, dry throat, pharyngeal foreign body sensation and other symptoms, drinking water can not be relieved. 2. Dry syndrome: Dry syndrome can lead to exocrine gland abnormalities. Clinically, it is mainly manifested as dry keratoconjunctivitis, oral dryness, etc. This kind of dryness cannot be relieved by drinking water. 3. Diabetes: The reason why diabetic patients experience thirst is mainly due to the increase in blood glucose concentration, stimulating the center, thirst that can’t be relieved by drinking water, which is manifested in symptoms such as excessive drinking. It is recommended that patients seek timely medical attention to identify the causes and conditions, and actively treat the disease under the guidance of physicians.