If the throat is dry and painful when breathing, consider the possibility of acute pharyngitis caused by upper respiratory tract infection. If it is acute pharyngitis, mainly caused by viral infection, there is no special antiviral drug treatment, can be symptomatic treatment. Drink more water, do not eat spicy and irritating food, no alcohol, no smoking, you can take Chinese medicine to relieve the symptoms of the throat. If the throat is dry and painful for a long time, consider chronic laryngitis may be caused, in addition to the above dietary attention, but also need to treat the primary disease causing chronic laryngitis, to avoid the triggering factors of chronic laryngitis. In the specific case, you need to go to the Department of Otolaryngology for consultation and treatment under the guidance of a doctor after a clear diagnosis.