19 citations
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April 2020 in “Dermatologic Therapy” This review found that dutasteride is more potent than finasteride as a dual receptor dihydrotestosterone blocker for treating androgenetic alopecia and shares a similar safety profile in terms of fertility, teratogenicity, neurotoxicity, and hepatotoxicity.
15 citations
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November 2015 in “Pharmacopsychiatry” This review discusses sexual dysfunction as a side effect of α-blockers and 5-ARIs for BPH/LUTS, highlighting methodological flaws in existing studies and the need for more rigorous research.
14 citations
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January 2020 in “Archivio Italiano di Urologia e Andrologia” This review found that finasteride monotherapy for managing LUTS/BPH significantly reduced prostate volume and improved symptoms, with sexual dysfunctions reported as notable side effects compared to placebo, but emphasizes the need for more comprehensive studies.
10 citations
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October 2018 in “Sexual medicine reviews” This review discusses sexual side effects in men with androgenic alopecia treated with 5-alpha reductase inhibitors and reports no new clinical findings.
9 citations
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August 2011 in “The World Journal of Men s Health” This study concluded that administering 5-alpha reductase inhibitors before photoselective vaporization of the prostate increased hemoglobin change, lasing time, and energy required during the procedure compared to controls.
7 citations
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January 2013 in “European Urology” This study developed solid lipid nanoparticles for delivering a shRNA-encoding plasmid that effectively reduced 5α-reductase enzyme levels in vitro without significant cytotoxicity, suggesting potential therapeutic applications.
6 citations
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September 2024 in “Journal of the American Academy of Dermatology” Oral 5-alpha reductase inhibitors do not increase breast cancer or benign breast disorder risk in women.
6 citations
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July 2021 in “Uro” This review discusses sexual dysfunction as a potential side effect of drugs for Benign Prostatic Hyperplasia and Lower Urinary Tract Symptoms and reports no new clinical results; it emphasizes the need for methodologically robust studies.
6 citations
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May 2020 in “JAMA Ophthalmology” This study suggests that the use of 5α-reductase inhibitors in men may be associated with macular abnormalities, characterized by cystoid changes and foveal cavitation, potentially progressing to more severe defects.
5 citations
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May 2020 in “Dermatologic Therapy” This letter reports no new findings and discusses potential concerns regarding 5-alpha reductase inhibitors on lung function, suggesting a reason for discontinuation during the COVID-19 pandemic.
4 citations
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September 2022 in “Experimental and Сlinical Urology” This review examines the use of 5-alpha-reductase inhibitors for treating benign prostatic hyperplasia, noting moderate positive effects without complete cure and the need for further research to understand drug mechanisms and pathogenesis.
2 citations
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February 2023 in “Urology” This study found that IsoPSA's ability to detect both any prostate cancer and clinically actionable prostate cancer remains unaffected by medications like 5-ARIs and α-blockers, which are commonly used to treat benign prostatic hyperplasia symptoms.
2 citations
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March 2012 in “Current opinion in urology” This study suggests that 5-alpha-reductase inhibitors may reduce the rate of clinical progression in men with low-risk prostate cancer who choose active surveillance.
1 citations
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July 2022 in “Cancer Epidemiology, Biomarkers & Prevention” This commentary discusses how recent shifts in prostate cancer screening and management may render 5-alpha reductase inhibitors irrelevant for chemoprevention, despite evidence of their long-term safety and effectiveness in preventing low-grade prostate cancer.
1 citations
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October 2020 in “Current Drug Discovery Technologies” This study investigated various synthesized 5-reductase inhibitors and found that compound 6 had the highest anti-androgenic activity and receptor affinity compared to finasteride, showing potential due to its improved efficacy and bioavailability for further research in treating lower urinary tract symptoms.
1 citations
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January 2012 in “Daehan namseong gwahag hoeji” This study found that dutasteride was more effective than finasteride in reducing total prostate volume and PSA levels and improving symptoms in patients with benign prostate hyperplasia.
May 2026 in “Frontiers in Pharmacology” This study found that long-term use of 5α-reductase inhibitors is associated with improved overall survival in men with renal cell carcinoma, particularly those with low comorbidity not receiving surgery or systemic therapy, suggesting a potential role for androgen modulation in disease management.
March 2026 in “Journal of Clinical Oncology” In this study, pre-treatment with 5-α-reductase inhibitors (finasteride/dutasteride) in patients with metastatic renal cell carcinoma was associated with better immune checkpoint inhibitor effectiveness and improved progression-free and overall survival, without increasing severe side effects.
February 2026 in “Postgraduate Medicine” This meta-analysis reports that 5-alpha-reductase inhibitors are associated with a 31% increased risk of depression, with varying outcomes depending on the comparator group, highlighting significant heterogeneity across studies.
February 2026 in “Case Reports in Dermatology” This study reported two cases of finasteride-induced melasma, suggesting clinicians should consider 5-ARI exposure in patients with new-onset or persistent facial hyperpigmentation, especially in those with darker skin types.
January 2026 in “Journal of the American Academy of Dermatology” 5-alpha reductase inhibitors do not increase osteoporosis risk in women with certain hair loss conditions.
January 2026 in “Yonsei Medical Journal” Finasteride and dutasteride have little effect on Type 2 Diabetes risk.
January 2026 in “Figshare” In this case report, the researchers documented two instances of melasma linked to finasteride use, highlighting the need for clinicians to review medication history when treating facial hyperpigmentation, especially in individuals with darker skin types.
January 2026 in “Figshare” This paper reports two cases of finasteride-induced melasma, expanding the limited literature on this side effect, and underscores the importance of considering 5-ARI exposure in patients with new or persistent hyperpigmentation, especially among those with darker skin.
January 2026 in “Open Science Framework” In this study, network meta-analyses were used to explore the ranking of various 5-alpha reductase inhibitor regimens on reducing dihydrotestosterone levels and to investigate whether this reduction correlates with increased total hair density in male androgenetic alopecia.
August 2025 in “medRxiv (Cold Spring Harbor Laboratory)” This study reports that using 5-alpha reductase inhibitors is associated with a 31% increased risk of depression, highlighting that the choice of comparator group significantly affects study results.
This review found that 5α-reductase inhibitors (such as finasteride and dutasteride) effectively reduce prostate size and stabilize hair loss but are associated with sexual dysfunction; they remain essential treatments for BPH and androgenic alopecia, requiring tailored risk-benefit assessments.
March 2025 in “Scientific Reports” This study found a complex relationship between cumulative doses of 5-ARIs and all-cause mortality among BPH or AGA patients, with lower doses linked to higher suicide rates and higher doses reducing cardiovascular mortality risk.
This nested case-control study observed that patients with benign prostatic hyperplasia or androgenic alopecia who had a cumulative 5-ARI dose exceeding 5840 defined daily doses had a significantly reduced mortality risk, while lower doses were linked to higher mortality and suicide rates.
May 2024 in “European urology focus” In this systematic review and meta-analysis, the authors found no statistically significant association between the use of 5α-reductase inhibitors and the risk of depression or suicide among over two million studied patients.