If the patient swallows saliva and the left half of the throat is painful, it is often a condition of acute inflammation of the left side of the throat, the patient may have acute pharyngitis, acute tonsillitis, acute purulent tonsillitis, and needs to actively take anti-infection treatment measures, you can take oral amoxicillin capsules, cefprozil tablets, levofloxacin tablets, etc. You can also take oral Chinese medicine to clear heat and detoxify the toxin, such as Pu Di Lan You can also take Chinese medicines to clear the heat and detoxify the toxin, such as Pudilan Anti-inflammatory Oral Liquid, Throat and Throat Clear Oral Liquid, Niuhuang Detoxification Tablets, etc. Some patients with severe sore throat or acute tonsillitis or peri-tonsillar abscess need further infusion to fight infection. If an abscess is formed, treatment such as incision and drainage or puncture and extraction of pus will be required.