a method for reducing an antigen indicator of prostate cancer and for reducing the need for biopsies in men suspected of having prostate cancer and a method for treating patients with elevated psa levels . in one method , the level of an antigen indicator of prostate cancer is measured and for an above normal level of the antigen indicator , an effective amount of an anti - inflammatory , or a combination of the anti - inflammatory and an antibiotic , is administered and the level of the antigen indicator is remeasured to determine if the level is normal or reduced , whereby a biopsy may not be indicated .