Sore throat caused by viral infection is with virus, other causes of sore throat usually do not have virus. Sore throat may be one of the symptoms of inflammation caused by viral infection, when the virus invades the throat leading to pain symptoms, there are more viruses in the throat, if there is no timely control of viral infection with medication, sore throat symptoms will be more serious. Commonly used drugs such as ibuprofen and oseltamivir phosphate capsules. The use of medication should be directed by a doctor. Sore throat may also have other reasons, such as bacterial infection caused by inflammation also have sore throat symptoms, at this time the throat is mainly bacteria, usually no virus. A sore throat can also be caused by diseases such as glossopharyngeal neuralgia and gastroesophageal reflux, where there may be no virus in the affected area. Whether or not a virus is present in a sore throat requires clarification of the cause of the illness and proper examination, and it is recommended that patients with sore throats seek medical attention.