Hard skin bumps can be treated with medication, surgical removal, etc. First, determine the underlying cause of the hard skin bumps. 1. Medication: When hard lumps are found on the skin, if there is pain when pressed, localized elevated skin temperature, obvious redness and swelling, there may be boils or carbuncles caused by bacterial infections, which can be treated by oral or topical antibiotics, such as cefprozil, mupirocin cream, etc., and abscesses need to be incised and drained when they are formed. 2. Surgical excision: when hard lumps appear on the skin, it is necessary to determine whether there are sebaceous cysts, or fibromas and other diseases, if necessary, need to be surgically excised, and after excision, sent to the pathology examination to determine the root cause of the hard lumps. It is recommended to consult the Department of Surgery of a regular hospital for diagnosis and treatment of hard skin lumps.