Painful swallowing pain in the upper jaw may be caused by mouth ulcers, tonsillitis, etc. It can be improved by general treatment, medication such as amoxicillin, and surgery if necessary. 1. Mouth ulcers: Painful swallowing in the upper jaw may be caused by mouth ulcers in the upper jaw area. Normally, we should eat more vegetables and fruits, less oil and low sugar, and if necessary, we can supplement vitamin B, C and zinc to repair the oral mucosa. 2. Tonsillitis: sometimes the pain can radiate to the upper jaw. Acute episodes are often combined with bacterial infections. Usually, it is necessary to strengthen the physical fitness, less colds, and prevent recurrence. You can take anti-inflammatory drugs such as amoxicillin and use watermelon cream tablets to reduce pain. When repeated episodes of tonsillitis cause sleep apnea syndrome, etc., surgical removal of the tonsils should be considered. Pain in the upper jaw and pain in swallowing may have other causes, it is recommended to consult a doctor in time, improve the examination, and then active treatment. The above medication is in accordance with the doctor’s prescription.