The main methods of nail infection eradication are medication, nail extraction, etc., as follows: 1. medication: the initial stage of nail infection does not become pus, can be used to fish stone ointment, gold yellow paste or ultra-short wave infrared physiotherapy, and oral cephalosporin anti-inflammatory drugs antibacterial treatment. 2. nail extraction: if pus has formed, due to surgery along the nail groove side of the longitudinal incision drainage, the abscess at the root of the nail need to separate and pull out part of the nail, or even the whole piece. nail. After nail extraction, you should also be careful not to cut your nails too short and wear loose, breathable shoes to prevent recurrence of nail fungus. The nail groove infection is an infection of the nail groove and its surrounding tissues, often caused by minor trauma, nail groove infection often occurs in one side of the nail groove under the skin, appearing red, swollen, painful, if the lesion develops, the pain is increased, the red swollen area has a sense of fluctuation, the appearance of white pus spots, but not easy to break, pus, inflammation can spread to the nail root or expand to the other side of the nail groove, because the nail impedes the drainage of pus and the formation of sub nail abscess, infection can be serious formation of purulent The infection can be severe enough to form septic nail infection.