We propose that the Dermatologist Society remove from their guidelines ‘the utilization of finasteride for male pattern hair loss.’

Persistent adverse effects development from finasteride in young men include erectile dysfunction, low libido, lack of orgasm and depression. Finasteride use in young males is a potential risk for their sexual health. Physicians treating male pattern hair loss should discuss with patients the potential risk of adverse events with finasteride. We propose that the Dermatologist Society remove from their guidelines “the utilization of finasteride for male pattern hair loss.”

—Sexual and Nonsexual Problems after Finasteride Used for Hair Loss in Young Men: American Society for Men’s Health, 2014