A burst of pain in the left side of the brain can be treated with oral acetaminophen, ibuprofen, indomethacin, also naproxen and aspirin, and in severe cases, oral ergotamine caffeine, and if necessary, zolmitriptan and sumatriptan can also be applied. At the same time, the cause of the brain pain should be actively searched for and treated etiologically. The cause of left brain pain can also be seen in organic lesions, for example, patients with early stage of cranial tumor may also have paroxysmal headache, and cranial nuclear magnetic examination can clarify the diagnosis. If cranial tumors are considered, patients should be actively hospitalized for comprehensive treatment, including surgery and radiotherapy. It can also be seen in trigeminal neuralgia, temporal neuralgia and greater occipital neuralgia. If patients are considered to have neuralgia, they can be treated with carbamazepine and oxcarbazepine. It may also be caused if the patient is mentally stressed and under pressure, mainly to relax and reduce stress.