The common causes of throat inflammation and blisters are herpes pharyngitis, acute pharyngitis, purulent tonsillitis, etc. You should consult the doctor in time, and take medication and surgery after the doctor clarifies the cause of the disease. 1. Herpetic pharyngitis: Herpetic pharyngitis occurs in children and is contagious to a certain extent, patients may have fever, herpes in the throat and other symptoms. Antiviral treatment can use ribavirin, ganciclovir, interferon and so on. Antibiotics are ineffective for viral pharyngitis, but may be used as appropriate if co-infection with bacterial infection is considered. For patients with fever, antipyretic patches, cold compresses on the head and other physical methods can be given to lower the temperature, and antipyretic drugs such as ibuprofen can also be used if necessary. 2. Acute pharyngitis: Due to acute inflammation of pharyngitis caused by bacterial or viral infection, patients may also have symptoms of throat inflammation and blistering. According to the results of drug tests, antibiotics such as amoxicillin and cefuroxime or antiviral drugs such as oseltamivir are commonly used. 3. Purulent tonsillitis: severe pharyngeal pain, physical examination may show that the mucous membrane of the oropharynx is congested, and the posterior wall of the pharynx is bulging with lymphoid follicles, etc. Patients may be prescribed penicillin. Patients can use penicillin for treatment as prescribed by the doctor, and can also use compound chlorhexidine gargle for local treatment. After the inflammation subsides, surgical treatment, such as tonsil stripping, can be performed to prevent recurrence. The above medications are used under the supervision of a doctor. Inflammation and blistering of the throat may have other causes. Patients should go to the hospital in time to improve the relevant examination and standardize the treatment.