57 citations
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November 2006 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.
13 citations
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October 2005 in “Analytical Sciences” A new method was developed to measure and assess the activity and inhibition of the enzyme steroid 5α-reductase.
22 citations
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October 2001 in “Biochemical Pharmacology” GI198745 is more potent and longer-lasting than finasteride, potentially better for treating hair loss.
January 2008 in “Lishizhen Medicine and Materia Medica Research” The root extract of Untica mairei Levl may help treat benign prostatic hyperplasia.
22 citations
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August 2011 in “Journal of Supercritical Fluids” Rice bran extract might help prevent hair loss.
February 2026 in “Mendeley Data” Using 5-alpha reductase inhibitors may lower prostate cancer risk in people with androgenetic alopecia.
4 citations
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July 2020 in “Research Square (Research Square)” The research helps understand how finasteride works and aids drug development.
19 citations
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April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
October 2010 in “Journal of Men's Health” The conclusion is that doctors should be careful when prescribing 5α-reductase inhibitors due to possible serious side effects, and they should discuss these risks with patients.
Eriocitrin and silymarin might be effective for hair loss treatment and need more research.
November 2025 in “Mendeley Data” Using 5-alpha reductase inhibitors may lower prostate cancer risk in people with androgenetic alopecia.
1 citations
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August 2017 in “The Journal of urology/The journal of urology” 5α-reductase inhibitors may increase the risk of depression and suicidal thoughts.
17 citations
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April 2006 in “Brain Research” 5α-reduced neurosteroids may help regulate glial cell differentiation.
48 citations
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January 2011 in “Neuropharmacology” Isolation stress in rats reduces brain enzyme levels, affecting dopamine function.
17 citations
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October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
90 citations
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March 2017 in “JAMA Internal Medicine” Men over 66 taking medication for prostate enlargement have a higher risk of depression and self-harm, especially in the first 18 months of treatment.
February 2026 in “NeuroSci” Finasteride and dutasteride may cause depression and anxiety, especially in younger men.
15 citations
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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.
23 citations
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September 2020 in “BMC Cancer” 5α-reductase inhibitors may lower the risk of death from bladder cancer.
4 citations
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August 2010 in “Acta Biologica Hungarica” New steroidal compounds moderately block an enzyme related to testosterone conversion, less effectively than finasteride.
8 citations
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March 2012 in “Mass spectrometry letters” The S9 fraction with GC-IDMS is effective for measuring 5α-reductase activity.
56 citations
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December 2002 in “The Journal of Clinical Endocrinology & Metabolism” Human bone cells mainly produce a type 1 enzyme that may help regulate bone health.
April 2017 in “Austin Journal of Cancer and Clinical Research” 5α-reductase inhibitors like Finasteride and Dutasteride may help manage prostate cancer by blocking testosterone conversion.
14 citations
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June 1995 in “The Journal of Clinical Endocrinology and Metabolism”
3 citations
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January 2022 in “Precision medicine and clinical omics” Beta-sitosterol and stigmasterol might help prevent hair loss by blocking a specific enzyme.
Accurate diagnosis and tailored treatments are crucial for managing hair loss in humans and animals.
March 2023 in “The Journal of Urology” Higher SRD5A2 expression predicts better response to finasteride in treating urinary symptoms.
2-Hydroxy-1,4-naphthoquinone is a strong 5α-reductase inhibitor.
12 citations
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June 2019 in “Psychoneuroendocrinology” Allopregnanolone is needed for certain brain processing issues caused by D1 dopamine receptor activation.
45 citations
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September 2000 in “Archives of dermatology” The study found that the enzyme linked to acne is present in the same areas of both acne-affected and normal skin.