Pus in the throat can be caused by acute suppurative tonsillitis, acute epiglottitis, parapharyngeal abscess, and can be relieved by physical therapy, medication, or surgery. There is no fastest treatment for “pus in the throat” in all cases. 1. Acute purulent tonsillitis: caused by the invasion of various pathogenic microorganisms, there may be sore throat, tonsil inflammation, pus and other symptoms, can be antibiotic medication, such as penicillin, cefixime, and in severe cases, glucocorticosteroid drugs, such as dexamethasone, prednisone and so on. 2. Acute epiglottitis: caused by inflammation and trauma, it can be treated by medication, taking amoxicillin, cefixime, etc. to reduce inflammation, and can also be treated by physical methods, such as laser, microwave, etc., and in serious cases, surgery is needed to remove it. 3. Parapharyngeal abscess: the formation of pus cavity in the throat area, the need for surgery, incision and drainage of pus, followed by the use of sensitive antibiotic treatment, such as amoxicillin, cefixime, etc., but also the use of dexamethasone and other glucocorticosteroid medication to control the infection. Pus in the throat can also be caused by other reasons, you should go to the hospital in time, under the guidance of a professional doctor to avoid delay, the above drugs need to be used under the guidance of a doctor.