With the change of seasonal environment, the organism may have a dry throat, which is usually caused by dry air, viral infection, bacteria, irritants, etc. 1. Dry air: The air is very dry in winter in the north, and the organism is prone to dry throat, sore throat and bleeding throat. Because the temperature inside the house is relatively high, the mucous membrane of the throat is prone to rupture and bleeding after drying. 2, viral infection: viral infection is the main cause of dry and itchy throat pain, while some patients take various antibiotics to assist in treatment during illness, but note that blindly taking antibiotics does not have any effect and will not only aggravate the condition, but also lead to complications such as nausea, vomiting and rashes. 3. Bacteria: Usually the organism does not pay attention to hygiene when breathing and eating, and some bacteria can easily enter the organism, causing the organism to suffer from streptococcal pharyngitis, tonsillitis, epiglottitis and other inflammatory diseases. These inflammations will also lead to dry throat symptoms. 4, irritants: If you work or live in a place with serious air pollution for a long time, some foreign substances will enter your throat through your nose and mouth, which will easily lead to dryness of your throat. Usually if the organism has a dry throat, which is caused by the above-mentioned reasons, it is recommended to take the appropriate treatment plan according to the severity of the condition.