2 citations
,
January 2011 in “Yearbook of Urology” Stopping finasteride can improve sperm count in infertile men.
35 citations
,
October 2004 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
2 citations
,
January 2004 in “Korean Journal of Andrology”
6 citations
,
October 1993 in “Endocrinology” Finasteride blocks progesterone production in specific tumor cells, potentially causing side effects.
1 citations
,
January 2015 in “Elsevier eBooks” Certain pesticides and fungicides can interfere with male hormone functions, potentially causing reproductive issues in male rats.
June 2024 in “Ecotoxicology and Environmental Safety” Finasteride harms Daphnia magna's reproduction, growth, and metabolism.
4 citations
,
October 2023 in “Fertility and Sterility” Some medications and supplements can affect male fertility, with some improving and others harming sperm quality.
1 citations
,
July 2010 in “PubMed” September 2024 in “Reproduction and Fertility” New methods may speed up drug development for male subfertility.
18 citations
,
June 2009 in “Journal of Molecular Endocrinology” Finasteride exposure harms tadpole reproduction and hormone balance.
39 citations
,
January 2019 in “The World Journal of Men's Health” Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
September 2012 in “The Egyptian Journal of Histology” Flutamide caused damage to male rat reproductive organs and may affect fertility.
October 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” DA-9401 can protect against finasteride-induced reproductive damage in rats.
Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
June 2025 in “General medicine and Clinical Practice” Lifestyle changes improve symptoms and fertility in hyper-androgenic women.
1 citations
,
January 2015 in “Journal of Clinical Toxicology” Babies were mostly born healthy from fathers who took finasteride, but some pregnancies ended early; more research is needed.
March 1997 in “Fertility and sterility” Finasteride is an effective and well-tolerated treatment for hirsutism.
January 2011 in “Yearbook of Endocrinology”
Finasteride harms Daphnia magna's reproduction and metabolism.
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.
September 2024 in “International Journal of Molecular Sciences” High doses of testosterone disrupt hormone levels and receptor expression in the uterus, affecting fertility.
4 citations
,
June 2003 in “Fertility and Sterility” Finasteride doesn't affect ovulation in normal women.
10 citations
,
December 2019 in “in Vivo” Testosterone makes the connections in the uterus lining simpler and lowers certain protein levels, which might lead to infertility.
January 2008 in “Journal of Medicinal Chemistry” Finasteride may cause sexual and psychological side effects by affecting an enzyme related to epinephrine.
49 citations
,
December 2007 in “Fertility and Sterility” Stopping finasteride improved sperm counts in two men, reducing the need for fertility treatments.
December 2022 in “CRC Press eBooks” Antiandrogens block male hormones and are not safe during pregnancy.
32 citations
,
September 2011 in “Journal of Neuroendocrinology” Inhibiting 5α-reductase during late pregnancy shortens gestation, reduces litter size, and harms memory in rat offspring.
February 2024 in “The Journal of Sexual Medicine” 5-α reductase inhibitors do not significantly affect male reproductive function but may reduce semen volume.
January 2018 in “日本薬理学会年会要旨集 =” Stopping finasteride improves sperm quality but not semen volume in young men.