Eating cephalosporins generally does not cause dry mouth, if there is dry mouth consider oral diseases, cold medicine side effects, the occurrence of adverse reactions to cephalosporins. 1. Eating a cephalosporin generally does not appear dry mouth, dry mouth usually for oral diseases, such as inflammation of the oral mucosa, salivary glands to reduce secretion, resulting in dry mouth. 2. Side effects of cold medicine, upper respiratory tract infections, oral cold medicine will cause dry mouth, at this time when the combined infection, also need to take cephalosporin antibiotics, the two together, there will generally be a dry mouth phenomenon. 3. If you drink alcohol after eating cephalosporins, there will be a disulfiram-like reaction, dry mouth, headache, chest tightness, seriously endangering the patient’s life. At this time, we should go to the hospital in time. Eat cephalosporins dry mouth, drink more water, avoid eating spicy stimulating food, but also eat more fresh fruits and vegetables.