April 2026 in “The Journal of Urology” Finasteride and dutasteride reduce semen quality, with dutasteride having a stronger negative effect.
January 2008 in “Journal of Medicinal Chemistry” Finasteride may cause sexual and psychological side effects by affecting an enzyme related to epinephrine.
April 2012 in “The Journal of Urology” Finasteride therapy reduces PSA levels and prostate size, helping diagnose prostate cancer.
56 citations
,
April 1998 in “Steroids” Finasteride reduces hair loss and treats BPH without major hormone changes, but may cause sexual dysfunction.
69 citations
,
July 2015 in “Pharmacotherapy” Low-dose finasteride may cause lasting sexual dysfunction and suicidal thoughts in young men.
2 citations
,
December 2006 in “Lancet Oncology” Finasteride significantly reduces PSA levels in men, and doctors should adjust PSA readings for those taking the drug.
1 citations
,
August 2002 in “PubMed” Finasteride effectively slowed hair loss and promoted hair growth in Taiwanese men.
October 2025 in “International Journal of Social health” Finasteride lowers PSA levels and prostate size, requiring adjusted PSA interpretation for accurate cancer screening.
13 citations
,
June 2018 in “Current Urology Reports” Hair loss drugs may cause sexual issues and infertility in men.
2 citations
,
April 2019 in “Journal of Internal Medicine” Men using steroids or finasteride to look more attractive may harm their fertility and sexual function, creating a paradox where they seem fit but may be less able to reproduce.
2 citations
,
March 2016 in “The Journal of Urology” Finasteride 1mg linked to diverse symptoms; other treatments improve erectile function in rats.
September 2019 in “Reactions Weekly” Man experienced post-finasteride syndrome symptoms after using finasteride and dutasteride for hair loss.
2 citations
,
August 2021 in “The Journal of Urology” The procedure involving seminal vesiculoscopy, TURED, and balloon dilation effectively treated a man's hematospermia and improved his dysorgasmia.
March 2023 in “The Journal of Urology” Men with better urinary symptoms have a lower risk of death.
September 2017 in “Hair transplant forum international” February 2026 in “Journal of Psychosexual Health” Finasteride can cause long-lasting sexual dysfunction even after stopping the drug.
Finasteride reduces prostate size and PSA levels in young patients.
27 citations
,
August 1999 in “Urology” Finasteride improves urinary function in men for 2 years.
10 citations
,
October 2018 in “Sexual medicine reviews” Men using hair loss drugs like finasteride may experience sexual side effects like erectile dysfunction, but it's unclear who will be affected and when. Treating depression and sexual symptoms is suggested, as these men often have higher rates of both. More research is needed to understand why these side effects occur.
September 1999 in “PubMed” Finasteride effectively thickens hair in men with minimal side effects.
January 2018 in “Urologe A” Botulinum neurotoxin injections into the pelvic muscles successfully prevented priapism relapse for over six months.
71 citations
,
November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
April 2018 in “The Journal of Urology” Phosphodiesterase inhibitors like tadalafil can reduce cell growth in BPH caused by CD8+ T cells in low androgen conditions.
Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
May 2003 in “Reactions Weekly”
February 2021 in “Reactions Weekly” Finasteride and dutasteride may cause macular abnormalities.
11 citations
,
January 1995 in “Biomedicine & pharmacotherapy” TURP is the best treatment for BPH, but some patients prefer medications like alpha-blockers and finasteride.
3 citations
,
February 2013 in “The Journal of Sexual Medicine” Finasteride may cause lasting sexual side effects, but more research is needed.
January 2012 in “Земский врач” Finasteride helps improve treatment for benign prostatic hyperplasia.
1 citations
,
July 2013 in “Clinical Drug Investigation”