66 citations
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January 2008 in “Pharmacology Biochemistry and Behavior” AC-5216 reduces anxiety in mice through neurosteroids affecting GABAA receptors.
108 citations
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April 2004 in “Medicinal Research Reviews” This review discusses the medicinal chemistry of steroid sulfatase inhibitors for estrogen- and androgen-dependent disorders but reports no new clinical results.
May 2022 in “Reactions Weekly”
15 citations
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June 2019 in “Journal of Neuroendocrinology” This study found that isoallopregnanolone reduced stress-induced tic-like behaviors and sensorimotor gating deficits in a mouse model of Tourette syndrome, suggesting potential therapeutic properties comparable to existing treatments like haloperidol and finasteride.
2 citations
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July 2023 in “Phytotherapy Research” This study found that people taking Serenoa repens for more than 14 days had a higher likelihood of serious adverse reactions, particularly when also using multiple or interacting supplements, although higher SR doses were linked to lower risk.
August 2008 in “European Neuropsychopharmacology” 14 citations
,
June 1995 in “The Journal of Clinical Endocrinology and Metabolism” May 2025 in “Reactions Weekly”
42 citations
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December 2007 in “American Journal of Psychiatry” This study examined finasteride, a 5-alpha-reductase inhibitor, for treating a Tourette’s syndrome patient unresponsive to traditional therapy, noting its limited side effects.
This report describes a case of significant hair loss in a 51-year-old woman treated with paroxetine, which improved after stopping the medication, highlighting the complex nature of drug-associated alopecia.
January 2002 in “映像情報メディア学会技術報告” This study found that 60% of examined prostate tumors had new somatic substitutions in the SRD5A2 gene, affecting enzyme activity and potentially influencing prostate cancer progression.
December 2022 in “JAMA network open” This study found that men using 5-alpha-reductase inhibitors showed an increased risk for dementia shortly after starting treatment, which diminished over time, and a consistent association with depression, but no link to suicide.
4 citations
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January 2007 in “Iraqi postgraduate Medical Journal” May 2025 in “Reactions Weekly”
1 citations
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August 2015 in “Current Sexual Health Reports” This review examines the sexual side effects of 5α-reductase inhibitors like finasteride, highlighting the increased risk of erectile dysfunction, libido reduction, and potential contribution to depression without new clinical findings.
This review discusses various herbal and pharmaceutical products, including their purported uses and possible interactions, but reports no new research findings.
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.
13 citations
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November 2012 in “PubMed” This study found that in men with sexual dysfunction, use of 5ARI may reduce sexual drive and spontaneous erections without worsening pre-existing erectile or ejaculatory issues.
8 citations
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September 1993 in “Human psychopharmacology” This report found that hair loss was extremely rare but occurred in some cases with certain antidepressants, notably fluoxetine and 5-HT uptake inhibitors, but not with trazodone or mianserin.
April 2022 in “Reactions Weekly” January 2026 in “British Journal of Clinical Pharmacology” In this study, reports from individuals using Serenoa repens indicated a possible post-Serenoa syndrome characterized by persistent sexual and neuropsychiatric symptoms, with causality assessed as 'probable' in 54% of cases, highlighting an underrecognized safety concern that warrants further investigation.
9 citations
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April 2020 in “The Journal of Urology” This study found that initiation of 5α-reductase inhibitors like finasteride is not associated with an increased risk of depression in veterans, suggesting depression may be linked to underlying health conditions instead.
March 2005 in “European Urology Supplements” 28 citations
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November 2004 in “Endocrinology” This study by Gao et al. reports that two nonsteroidal selective androgen receptor modulators, S1 and S4, demonstrated tissue-selective actions in rats, suppressing prostate growth while maintaining muscle growth without altering hormone levels.
2 citations
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February 2023 in “BJUI” This study found that utilizing a clinical pharmacist in perioperative urological services reduced surgical cancellations and resident overtime while improving service efficiency and financial sustainability.
January 2007 in “Edward Elgar eBooks” In this study, overexpressing TSPO in the mouse hippocampal dentate gyrus led to significant anxiolytic and antidepressant-like effects, partly through increased allopregnanolone biosynthesis.
February 2026 in “NeuroSci” This systematic review synthesizes evidence on the distribution of 5a-reductase isozymes and their implications for mental health, finding that inhibition of neurosteroidogenesis may contribute to anxiety, depression, and suicidality, with some patients experiencing persistent psychiatric effects from finasteride or dutasteride.
25 citations
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June 2017 in “Neuropharmacology” This study observed that overexpressing TSPO in the hippocampal dentate gyrus of mice led to significant anxiolytic and antidepressant-like effects, potentially mediated by increased allopregnanolone synthesis.
September 2025 in “Reactions Weekly”