Sore throat after a cold considering the inflammatory lesions in the throat, you can eat chestnuts, no effect on the sore throat, but chestnuts belong to the more difficult to digest food, in the cold during the gastrointestinal dysfunction, so it is still a small amount of eating chestnuts. You can eat more fresh vegetables, such as tomatoes, cabbage, cucumber, broccoli, etc. and eat more fruits, such as pears, bananas, dragon fruit can be. Actively use medicines, such as cold and fever granules and Lianhua Qingdian capsule. When there is obvious sore throat, you can use fire-removing drugs, like ox-huang detoxification tablets, ice boron powder, sanhuang tablets, etc. Be sure to drink more water, avoid excessive exertion, and try not to smoke.