Inflammation of the throat after the third shot of the new crown vaccine can usually be treated with anti-inflammatory drugs such as oral amoxicillin and cefaclor, or with gargles such as compound borax solution and compound chlorhexidine. Inflammation of the throat after the third injection of the new crown vaccine may be caused by tonsillitis or pharyngitis. Generally can follow the doctor’s instructions to use amoxicillin, cefaclor and other anti-inflammatory drugs; at the same time can also be used under the guidance of the doctor, cotrimoxazole solution, cotrimoxazole gargle, etc., can also be effective in relieving the symptoms of inflammation of the throat. At the same time should pay attention to supplemental water, to avoid dry throat, pay attention to light diet, avoid spicy stimulating food, to prevent the inflammation of the throat pain aggravation of the situation.