The patient with cold and cough can generally drink brown sugar water, not when there is severe diabetes, the cold belongs to the acute upper respiratory tract infection, cough symptoms are very common, and in addition to cough symptoms, often accompanied by sore throat, nasal congestion, runny nose and fever and other clinical symptoms, as follows: 1, common cold patients: brown sugar water is mainly composed of water and glucose, which is rich in water for 2, diabetic patients: If the cold patient itself has diabetes, generally can not drink brown sugar water, because drinking brown sugar water is likely to cause blood sugar fluctuations, resulting in blood sugar is not easy to control, and may lead to further aggravation of the infection. Therefore, as long as there is no diabetes, cold patients can drink brown sugar water when they have a cough.