What is paroxysmal throbbing pain in the left head?

There are many reasons for paroxysmal throbbing pain in the left head. The common causes are mainly the following aspects: first, herpes zoster, nerve function damage caused by herpes virus invasion, mainly manifested as pain in one side of the head or knife-cut pain, skin with characteristic cluster water herpes, after antiviral treatment and nutritional nerve treatment, symptoms can be relieved. Second, trigeminal neuralgia, caused by changes in nerve demyelination, mainly manifested as paroxysmal needle-like pain on one side of the temple, symptoms lasting several seconds to dozens of seconds, no more than one minute, taking gabapentin capsules, can relieve pain. Third, nervous headache, more common in emotional excitement, mental stress patients, can be manifested as one side of the head paroxysmal throbbing pain, serious cases will cause insomnia, depression, can take ibuprofen sustained release capsules, ammonia caffeine tablets, can alleviate pain symptoms, but also can apply traditional Chinese medicine physical therapy to improve symptoms.