2152 citations
,
November 2013 in “Urologia Internationalis” Many men under 40 with erectile dysfunction have organic causes like vascular issues, medication side effects, or hormonal problems.
1 citations
,
February 2018 in “The Journal of Sexual Medicine” Ultrasound shows 96% of young men with erectile dysfunction after using finasteride have abnormal penile tissue.
7 citations
,
June 2020 in “Translational Andrology and Urology” Finasteride for hair loss may cause lasting sexual, genitourinary, mental, and anti-androgenic side effects in young men.
176 citations
,
June 2017 in “Sexual Medicine Reviews” Erectile dysfunction is increasingly common in men under 40, with many physical and psychological causes, and various treatment options available.
13 citations
,
November 2012 in “PubMed” 5α-reductase inhibitors may worsen sexual drive and spontaneous erections but don't worsen existing erectile or ejaculatory problems.