Change in Prostate Specific Antigen Concentration in Men with Prostate Specific Antigen Less than 2.5 ng/ml Taking Low Dose Finasteride or Dutasteride for Male Androgenetic Alopecia

Dutasteride and finasteride reduced prostate specific antigen to similar degrees. This effect was observed soon after commencing treatment. In patients with low baseline prostate specific antigen the levels could remain stable or even increase. These findings are limited to men with baseline prostate specific antigen less than 2.5 ng/ml.