Seen this far too often to doubt that it’s real. Post-finasteride syndrome is a legit thing. For those who argue that there is no data to support this—As the saying goes, the absence of evidence is not the evidence of absence.
—Statement (via Twitter) in response to Jagan Kansal, MD’s tweet, “Thoughts on propecia in young guys causing decreased libido, possibly permanent?” November 6, 2020