The side of the big toe pain should be targeted according to the cause of the pain, the more common are mainly the following causes: a, the big toe side pain caused by nail infection, after the appearance of nail infection on the side of the big toe will be found obvious redness, sometimes accompanied by milky white pus outflow. This situation should be cleaned up by cleaning up the nail that pierced into the flesh, applying iodophor locally, avoiding foot washing and getting wet, and wearing loose, breathable shoes. Generally after this treatment, nail infection can be recovered in about a week. Second, gout caused by the side of the big toe pain, pain arising early often have to eat beef, lamb and seafood, drinking beer. If there is no obvious trigger and the pain in the big toe appears the next day after sleeping, it can be considered to be caused by gout, and you need to go to the hospital to check uric acid. If the uric acid is high, it proves that the diagnosis of gout is clear, and you need to apply uric acid-lowering drugs and pain-relieving drugs for relief. Pay more attention to your diet and don’t eat purine-containing foods, such as beef, lamb, seafood, beer, etc.