December 2015 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Finasteride, a hair loss treatment, may cause long-term sexual dysfunction and depression.
2 citations
,
August 2016 in “Experimental Dermatology” Finasteride treats baldness but may cause lasting sexual side effects.
581 citations
,
October 1998 in “Journal of The American Academy of Dermatology” Finasteride safely and effectively treats male pattern hair loss, but may cause reversible sexual issues and harm male fetuses.
August 2021 in “Journal of The American Academy of Dermatology” Finasteride treatment changes hormone levels in male pattern baldness patients.
15 citations
,
March 1997 in “International Journal of Dermatology” Finasteride shows promise for treating hair loss and excessive hair growth, but more research is needed to confirm its effectiveness and safety.
1 citations
,
May 2015 in “Journal of The American Academy of Dermatology” Finasteride for hair loss in young men may significantly increase the risk of sexual dysfunction.
January 2009 in “프로그램북(구 초록집)” 
January 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 
January 2018 in “Surgical and Cosmetic Dermatology” 5-alpha reductase inhibitors like finasteride and dutasteride are effective for treating enlarged prostate and male pattern hair loss.
7 citations
,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” 
1 citations
,
September 2013 in “Fertility and Sterility” Finasteride discontinuation increases sperm count in men.
4 citations
,
November 2001 in “PubMed” 1 mg/day oral finasteride significantly improves hair growth in men with male pattern baldness.
September 2003 in “Reactions Weekly” 
Finasteride is popular for treating male hair loss but may increase the risk of serious prostate cancer and has other potential side effects.
9 citations
,
September 1996 in “PubMed” January 2002 in “Journal of Clinical Dermatology” Finasteride effectively treats hair loss in Chinese men with minimal side effects.
1 citations
,
August 2022 in “Journal of Dermatological Treatment” Dutasteride is the most effective for hair loss but may cause sexual and mental side effects.
3 citations
,
August 1996 in “PubMed” Finasteride reduces prostate size and serum levels, helping manage benign prostatic hyperplasia, without affecting prostate cancer detection. Regular monitoring is needed for users.
June 2025 in “Journal of Cosmetic Dermatology” Dutasteride 0.5 mg/day is the most effective treatment for male pattern hair loss.
April 2016 in “Journal of The American Academy of Dermatology” Dutasteride works better than finasteride for hair growth with similar side effects.
September 2025 in “Reactions Weekly” 
April 2007 in “Nature Clinical Practice Urology” Finasteride lowers PSA levels about the same whether taken at 1 mg or 5 mg daily.
10 citations
,
June 2001 in “PubMed” Finasteride is effective in growing hair and stopping hair loss in men with mild to moderate alopecia.
April 2013 in “e-Jurnal Medika Udayana” Finasteride effectively treats male pattern baldness.
12 citations
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October 2004 in “PubMed” Finasteride, especially in a 1mg dose, effectively slows hair loss and improves hair growth in Japanese men with male pattern hair loss.
March 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Dutasteride 0.5mg was found to be more effective than finasteride 1mg in treating male pattern hair loss, with similar side effects.
December 2017 in “Huisarts En Wetenschap” Finasteride helps hair growth in early male baldness, but more long-term research needed.
March 2020 in “StatPearls” Medicines called 5-alpha-reductase inhibitors, like finasteride and dutasteride, are useful for treating enlarged prostate and male pattern hair loss.
May 2022 in “Reactions Weekly” 
2 citations
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January 2008 in “Journal of Pakistan Association of Dermatology” Finasteride 1mg daily effectively increases hair growth and slows hair loss in men with male pattern baldness over two years.