After a cold, the pathogen infection involves the throat and vocal cords, resulting in congestion and edema of the throat, and symptoms such as sore throat appear. At this time, it is necessary to carry out timely anti-infection treatment and corresponding symptomatic treatment. First of all, after a cold caused by mute voice is mostly caused by hemolytic streptococcal infection, so the use of cephalosporin antibiotics for anti-infective treatment is particularly important, when the cold symptoms are controlled by the sore throat can be relieved; can also be coupled with hormone nebulization therapy to reduce inflammatory response, reduce the throat, vocal folds edema, alleviate the symptoms; can also be included in the watermelon cream tablets such as tablets to help moisturize the throat, clearing the throat particles and other medications to clear the heat of the pharynx to alleviate the sore throat. Secondly, the diet, pay attention to the throat pain. Secondly, diet, pay attention to light diet, forbid spicy and stimulating food, otherwise it will aggravate the vocal cords, throat edema. At the same time, pay attention to drink more water, at least 2500ml of water a day, you can also drink rock sugar pear soup to clear heat and moisten the lungs, stop cough and resolve phlegm, so that the throat and vocal cords are in a mild environment. In addition, try to talk less, if there is obvious cough can be appropriate use of some cough suppressant to reduce the stimulation of the vocal cords. Pay attention to rest, do not stay up late, improve immunity, enhance the ability to resist the invasion of external germs. Usually after a week of the above treatment symptoms can be relieved, if a week after the sore throat still can not be relieved, it is necessary to consult a regular hospital, in order to clarify whether there are other diseases.