33 citations
,
April 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.
32 citations
,
June 2017 in “Journal of Pharmaceutical Sciences” Chitosan-coated nanoparticles improve skin delivery of hair loss treatments with fewer side effects.
27 citations
,
May 2015 in “Neuropharmacology” Dutasteride protects dopamine neurons in Parkinson's mice, but Finasteride doesn't.
26 citations
,
October 2011 in “International Journal of Biological Macromolecules” Some newly made compounds are promising for treating enlarged prostate, hair loss, viruses, and prostate cancer, and might be better than current drugs.
17 citations
,
June 2017 in “British Journal of Dermatology” The article concludes that hair loss is a common side effect of drugs treating skin cancer by blocking the hedgehog pathway, but treatment should continue, and more selective drugs might prevent this side effect.
15 citations
,
October 2014 in “Hormone Molecular Biology and Clinical Investigation” Some hair loss and prostate drugs might increase the risk of diabetes and heart disease.
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.
10 citations
,
May 2010 in “Analytica Chimica Acta” New tests detect finasteride and dutasteride in urine quickly and easily.
8 citations
,
June 2020 in “The Journal of Clinical Endocrinology and Metabolism” Taking 5α-reductase inhibitors with prednisolone can worsen its negative effects on metabolism.
7 citations
,
April 2015 in “General and Comparative Endocrinology” Finasteride negatively affects fish reproduction and gonadal development.
3 citations
,
September 2020 in “Bladder cancer” 5α-reductase inhibitors don't stop bladder cancer from developing or getting worse.
1 citations
,
April 2020 in “Journal of The American Academy of Dermatology” 5ARI treatment improves hair growth in older men with minimal side effects.
September 2025 in “Consilium Medicum” 5α-reductase inhibitors help manage symptoms of benign prostatic hyperplasia and may also prevent prostate cancer and treat hair loss.
December 2025 in “Cureus” Using 5α-reductase inhibitors for hair loss may increase the risk of dry eye disease.
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.
44 citations
,
October 2010 in “BJUI” 5-α-reductase inhibitors reduce prostate cancer risk but may cause sexual dysfunction and don't affect high-grade tumor or death rates.
37 citations
,
April 2008 in “The Cochrane library” 5-alpha-reductase inhibitors can lower prostate cancer risk but may increase high-grade tumors and cause sexual side effects.
35 citations
,
April 2013 in “Sexual medicine reviews” 5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
32 citations
,
May 2013 in “The Journal of Urology” Using finasteride or dutasteride does not increase the risk of male breast cancer.
20 citations
,
June 1995 in “Tetrahedron Letters” New chemicals were made that can block an enzyme linked to hair loss, prostate growth, and acne.
19 citations
,
April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
19 citations
,
October 2018 in “PLOS ONE” 5 alpha-reductase inhibitors can slightly improve symptoms of enlarged prostate but have a high risk of sexual side effects.
17 citations
,
December 2018 in “The World Journal of Men s Health” Long-term use of dutasteride can cause permanent erectile dysfunction in rats.
15 citations
,
July 2016 in “Urologic Clinics of North America” Finasteride and dutasteride are effective for long-term treatment of enlarged prostates but have sexual side effects and a risk of high-grade prostate cancer.
13 citations
,
June 2018 in “Current Urology Reports” Hair loss drugs may cause sexual issues and infertility in men.
11 citations
,
August 2014 in “Current Urology Reports” Medications for enlarged prostate can cause sexual side effects like reduced libido, erectile dysfunction, and ejaculatory problems.
4 citations
,
October 2018 in “International Braz J Urol” Taking 5-alpha reductase inhibitors does not increase the risk of breast cancer in men.
1 citations
,
April 2019 in “Clinical Breast Cancer” Medicines for enlarged prostate may raise the risk of breast growth and tenderness but not breast cancer.
January 2026 in “Yonsei Medical Journal” Finasteride and dutasteride have little effect on Type 2 Diabetes risk.
2 citations
,
May 2019 in “PubMed” Oral finasteride and dutasteride may negatively affect erectile function in rats.