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.
33 citations
,
January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
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.
33 citations
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May 2013 in “Andrologia” Some herbs show promise as antiandrogenic agents.
31 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
29 citations
,
July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
22 citations
,
August 2014 in “Clinical endocrinology” Taking finasteride for benign prostate hyperplasia may increase the risk of osteoporosis, especially at higher doses.
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.
19 citations
,
January 2016 in “Annals of Dermatology” Dutasteride is safe and effective for treating hair loss, but may decrease libido.
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
,
January 2017 in “Experimental Neurology” Finasteride reduces movement issues in Parkinson's disease 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.
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.
7 citations
,
July 1995 in “PubMed” Finasteride, a drug that changes testosterone to a different hormone, was studied and its effects over time were modeled successfully.
6 citations
,
May 2020 in “JAMA Ophthalmology” Using 5-alpha-reductase inhibitors, drugs for prostate issues and hair loss, may lead to eye abnormalities in men.
6 citations
,
January 2003 in “PubMed” Finasteride reduces prostate size and symptoms with few side effects.
4 citations
,
August 2021 in “Biomedicine & Pharmacotherapy” 5-alpha reductase inhibitors, like finasteride and dutasteride, may cause depression, but more research is needed to understand why.
3 citations
,
April 2021 in “Journal of Medicinal Chemistry” Finasteride may affect PNMT, causing side effects.
3 citations
,
August 2020 in “Urology Journal” Using 5-alpha reductase inhibitors may increase the risk of mild depression.
3 citations
,
March 2020 in “The Journal of Urology” Older patients sticking to their prostate medication saw lasting health benefits.
3 citations
,
March 2018 in “European Urology Supplements” Using 5-alpha-reductase inhibitors may improve bladder cancer survival in men.
2 citations
,
May 2019 in “PubMed” Oral finasteride and dutasteride may negatively affect erectile function in rats.
2 citations
,
March 2018 in “Current Opinion in Urology” 5-alpha reductase inhibitors can cause sexual, neurologic, endocrine, and cardiovascular side effects, but these are rare and usually stop after ending treatment.
1 citations
,
June 2025 in “European Journal of Clinical Pharmacology” Finasteride may increase the risk of suicidality and depression, especially in younger people.
1 citations
,
April 2023 in “World Journal of Urology” Finasteride reduces some inflammation in BPH but not all.
1 citations
,
July 2022 in “Cancer Epidemiology, Biomarkers & Prevention” 5-Alpha reductase inhibitors are safe long-term but may be outdated for preventing less significant prostate cancer.
1 citations
,
June 2021 in “Singapore Medical Journal” Dutasteride and finasteride can help increase hair growth gene expression but need further improvement.