The pain at the connection between maxilla and ear may be caused by temporomandibular joint disorder and lymphadenitis; it can be treated with ibuprofen and erythromycin as prescribed by the doctor. 1. Temporomandibular joint disorder: mainly related to bad biting habits, mainly symptomatic treatment, can be prescribed to take ibuprofen or meloxicam and other non-steroidal anti-inflammatory drugs treatment. 2. Lymphadenitis: there are pre-auricular lymph nodes in the connection between the maxilla and the ear, and lymphadenitis will occur when the lymph nodes here are infected by germs, causing pain, which can be treated with antibacterial drugs such as erythromycin and cephalosporin according to the doctor’s instructions, and ibuprofen can be used to treat the severe pain. The maxilla and ear joint pain should go to the hospital in time to improve the examination, clear cause of the disease to give targeted medication and treatment, do not blindly use their own medication.