2 citations
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March 2016 in “The Journal of Urology” Finasteride 1mg linked to diverse symptoms; other treatments improve erectile function in rats.
23 citations
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March 1998 in “BMJ” Haemochromatosis can cause infertility by affecting hormone glands.
May 2007 in “The Journal of Urology” Finasteride lowers PSA levels in men, certain factors increase testicular cancer risk, and current guidelines for penile cancer may lead to unnecessary surgeries.
February 2023 in “Vaccines” COVID-19 may harm male reproductive health and lower testosterone levels, potentially affecting fertility and causing erectile dysfunction. More research is needed.
May 2015 in “Journal of The American Academy of Dermatology” Young men taking finasteride for hair loss have a higher risk of sexual dysfunction.
July 2025 in “Journal of Investigative Dermatology” Systemic therapy may reduce male infertility in psoriasis patients.
19 citations
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June 2021 in “The world journal of men's health” Using anabolic-androgenic steroids can harm men's reproductive health and increase the risk of heart problems and death.
13 citations
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June 2018 in “Current Urology Reports” Hair loss drugs may cause sexual issues and infertility in men.
April 2026 in “International Journal of Impotence Research” Anabolic steroid abuse can cause sexual, fertility, and health problems.
March 2013 in “Reactions Weekly” A man's fertility improved after he stopped taking finasteride but worsened again when he restarted the medication.
June 2026 in “The Journal of Sexual Medicine” Finasteride 1 mg reduces semen quality without affecting hormones.
July 2007 in “Journal of Reproduction & Infertility” Short-term finasteride use likely doesn't harm male fertility.
March 2014 in “The Journal of Urology” Long-term treatment with finasteride or combined therapy worsens sexual function in men with urinary issues.
Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
January 2020 in “The Journal of Sexual Medicine” Using 5α-reductase inhibitors for hair loss can cause lasting sexual, physical, mental, and vascular health issues in men, even after stopping the medication.
36 citations
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February 2011 in “Fertility and Sterility” Finasteride use may cause sperm damage and infertility, stopping it can improve sperm health.
11 citations
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August 2014 in “Current Urology Reports” Medications for enlarged prostate can cause sexual side effects like reduced libido, erectile dysfunction, and ejaculatory problems.
20 citations
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August 2018 in “The World Journal of Men's Health” Finasteride may increase erectile dysfunction risk in patients with benign prostatic hyperplasia.
September 2021 in “Fertility and Sterility” Older men have different fertility histories and factors affecting fertility, suggesting they may benefit from earlier fertility evaluations.
6 citations
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November 2018 in “Journal of molecular histology” Testosterone increases fluid secretion and aquaporin expression in the vas deferens, which is important for male fertility.
3 citations
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February 2018 in “Human Reproduction” A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
17 citations
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May 2021 in “Journal of Assisted Reproduction and Genetics” COVID-19 may harm male fertility and damage the reproductive system.
Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
June 2009 in “Chin J Endocr Surg” Finasteride with antibiotics is more effective for treating hemospermia than antibiotics alone.
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Male children's genital development issues can be caused by genetic mutations or environmental factors affecting hormone action.
1 citations
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May 2024 in “The Journal of Sexual Medicine” Clomiphene Citrate can quickly restore fertility in some men after long-term steroid abuse.
June 2018 in “The Journal of Sexual Medicine” Finasteride does not negatively affect male reproductive function.
Some drugs can reduce male semen quality.
September 2022 in “Translational Andrology and Urology” Finasteride may cause lasting sexual and mental health issues, and genetic screening could help prevent them.
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.