Hair Restoration News – Propecia or Finasteride users beware. Are you aware that hair loss pill Propecia affects prostate exam results? Yes it most certainly can. Finasteride is the active ingredient in Propecia, the first and only US FDA approved hair loss pill. Finateride was originally formulated for men with benign prostate enlargement. Now we have actual proof from an Finasteride user that this medication can artificially lower men’s prostate exam PSA score. This is important and every man taking Finasteride for hair loss or other reasons should know. Click Propecia Affects Prostate Exam Results to learn more.