October 2020 in “Journal of Pakistan Association of Dermatology” Finasteride appears safe for long-term sperm concentration, but more research is needed for clear conclusions.
1 citations
,
July 2017 in “The Journal of Urology” Low-dose finasteride and dutasteride reduce PSA levels by 27.8% in men with male androgenetic alopecia.
January 2011 in “Hebei yixue” The 0.1% finasteride nanoparticles are efficient, uniform, and stable.
10 citations
,
June 1998 in “PubMed” Finasteride significantly reduces DHT levels in male dogs without affecting testosterone levels, suggesting it could be used to treat benign prostatic hypertrophy in dogs weighing 10 to 50 kilograms.
89 citations
,
December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
823 citations
,
February 1998 in “Analytical Chemistry” Method detects finasteride in plasma at very low concentrations.
February 2007 in “Journal watch” Low-dose finasteride lowers PSA levels, which can make prostate cancer harder to detect.
February 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Taking 1mg of finasteride daily for hair loss can lower PSA levels by 40-50%, so to keep PSA effective as a cancer screening tool, the PSA value should be doubled during treatment.
September 2017 in “ics.org”
59 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
6 citations
,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” MK-386 and finasteride together effectively reduce DHT levels, potentially treating acne and male pattern baldness.
5 citations
,
October 2010 in “General and Comparative Endocrinology” Flutamide and finasteride reduced sex hormones in pregnant hyenas, but increased them in males.
61 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” 7 citations
,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism”
33 citations
,
November 2008 in “European Journal of Pharmaceutical Sciences” St. John's wort increases finasteride metabolism, reducing its effectiveness; use caution when combining them.
Finasteride tablets and capsules work the same in the body.
June 2026 in “The Journal of Sexual Medicine” Finasteride 1 mg reduces semen quality without affecting hormones.
April 2026 in “The Journal of Urology” Finasteride 1 mg/day reduces semen quality without affecting hormones or sexual function.
49 citations
,
December 2007 in “Fertility and Sterility” Stopping finasteride improved sperm counts in two men, reducing the need for fertility treatments.
43 citations
,
January 2016 in “International Journal of Andrology” Finasteride caused long-term sexual and non-sexual side effects in young men with hair loss.
38 citations
,
December 2010 in “Fertility and Sterility” Finasteride may cause male infertility, stopping it can help.
34 citations
,
January 2004 in “Revista do Hospital das Clínicas” Finasteride may worsen infertility in men with existing issues, but stopping it can improve sperm health.
5 citations
,
December 2012 in “PubMed” Stopping the use of the drug finasteride can improve sperm count and does not prevent normal conception, but caution is advised when trying to conceive.
2 citations
,
January 2011 in “Yearbook of Urology” Stopping finasteride can improve sperm count in infertile men.
2 citations
,
September 2007 in “Fertility and Sterility” Stopping Propecia may improve sperm count and fertility.
Finasteride improves hair but may reduce sperm quality at higher doses.
January 2025 in “RSC Advances” The new delivery method for finasteride using nanoparticles may improve hair growth without skin issues.
January 2006 in “The Chinese Journal of Modern Applied Pharmacy” A new method accurately measures finasteride levels in blood and shows how the body processes it.
January 2024 in “The Journal of Dermatology” Taking finasteride every other month can still help with hair loss but may be less effective over time compared to taking it daily.
January 2005 in “Zhongguo yaofang” Domestic and imported finasteride tablets work the same in the body.