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.
November 2023 in “ACS Omega” This study reported that a novel cationic liposome formulation for delivering encapsulated Cas9 protein and sgRNA successfully decreased SRD5α2 mRNA expression by 29.7% in vitro, suggesting a potential alternative treatment option for conditions like prostate cancer and benign prostatic hyperplasia without current drug side effects.
In this study, finasteride reduced the severity of dopaminergic behavior manifestations in rats without causing extrapyramidal side effects, unlike other antidopaminergic agents.
This review discusses the potential benefits of the Restolin Hair Supplement for hair growth and reports no clinical results, with the authors noting that the claims are not supported by FDA approval or clinical trials.
70 citations
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June 1993 in “Biochemistry” This study found that the binding of finasteride to the enzyme 5a-reductase occurs at a slower rate than previously assumed, complicating the estimation of its real inhibitory constant.
3 citations
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January 2022 in “Precision medicine and clinical omics” This study reports that using molecular docking methods, beta-sitosterol and stigmasterol from Serenoa repens were identified as potential natural inhibitors of the 5AR1 enzyme, which could serve as novel treatments for androgenetic alopecia based on their inhibitory action observed in a laboratory setting.
May 2025 in “Frontiers in Bioinformatics” This study used computational methods to identify six molecules, with jamogenin being particularly promising, that effectively bind to and inhibit the enzyme linked to male pattern hair loss, suggesting these compounds could be explored further for hair growth potential.
May 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” In this study, computational analysis identified six molecules, including Jamogenin, as effective in binding to the enzyme 5-alpha reductase (5-AR) from herbal extracts like nettle, saw palmetto, and fenugreek, suggesting potential for hair loss treatments.
May 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” In this computational study, researchers identified six phytochemicals, including Jamogenin, that effectively bind to the enzyme 5-AR, potentially promoting hair growth, and found that encapsulating Jamogenin in lipid nanoparticles enhances its stability.
48 citations
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January 2011 in “Neuropharmacology” Isolation stress in rats reduces brain enzyme levels, affecting dopamine function.
2 citations
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November 2018 in “Indian Journal of Pharmaceutical Education” This study designed a novel model for 5a-reductase enzyme inhibitors using pharmacophore and 3D QSAR techniques, potentially allowing for improved prediction and development of drug therapies targeting benign prostatic hyperplasia.
11 citations
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May 1996 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” This study reported that 5 alpha-reductase type 2 is the predominant enzyme in pubic skin fibroblasts across normal men, women, and hirsute patients, suggesting potential treatment options for idiopathic hirsutism.
131 citations
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August 2000 in “International Journal of Dermatology” Inflammation may be linked to hair loss, and targeting specific enzymes could help treat it.
4 citations
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October 2020 in “Toxicology Mechanisms and Methods” This study found that in male rats, hesperidin co-administration ameliorated finasteride-induced testicular toxicity by reducing oxidative stress and improving antioxidant status, sperm parameters, and enzyme activity compared to finasteride treatment alone.
4 citations
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April 2001 in “Experimental Dermatology” This study used a novel HPLC-radiomatic flow scintillation system to measure 5α-reductase activity in dermal papillae from miniaturized hair follicles of the human occipital scalp, revealing significant variability in enzyme activity across samples.
53 citations
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June 1993 in “Proceedings of the National Academy of Sciences of the United States of America” This study identified LY191704 as a specific noncompetitive inhibitor of human 5 alpha-reductase type 1, which may be useful in treating endocrine disorders related to DHT overproduction.
26 citations
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April 2019 in “Journal of Cosmetic Dermatology” This review discusses the potential of herbal treatments like Saw palmetto, Green tea, and Rosemary as alternatives to conventional drugs for androgenetic alopecia, noting that these herbs may inhibit the 5-alpha-reductase enzyme and reduce hair loss with fewer side effects.
8 citations
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June 2017 in “Steroids” This study evaluated novel steroid compounds for their ability to inhibit 5α-reductase, showing that compound 16a significantly reduced rat prostate weight more than epristeride and exhibited excellent in vitro inhibitory potency, indicating its potential as a lead candidate for further benign prostatic hyperplasia drug research.
January 2024 in “Brazilian Journal of Hair Health” This integrative literature review suggests that phytotherapeutic products, like Saw palmetto and Green tea, could serve as viable alternatives to current medications like finasteride for treating androgenetic alopecia, potentially offering fewer side effects.
December 2023 in “International journal of molecular sciences” This in vitro study found sex chromosome differences affect steroidogenic enzyme activity and androgen receptor expression in human skeletal muscle cells, showing varied responses to testosterone exposure between 46XY and 46XX cells.
This study observed that using only a 5 alpha-reductase inhibitor was ineffective for treating androgen-dependent hair loss in women, possibly due to differing copper levels influencing enzyme activity.
18 citations
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October 2010 in “Bioorganic & Medicinal Chemistry Letters” This study found that a new hybrid compound designed from finasteride and epristeride was a potent inhibitor of 5α-reductase with a mechanism similar to finasteride.
November 2013 in “Journal of Mazandaran University of Medical Sciences” This study found that a topical solution of caffeine and minoxidil 2.5% was more effective in treating androgenetic alopecia than minoxidil 2.5% alone.
22 citations
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December 2010 in “Journal of Cosmetic Dermatology” The authors concluded that finasteride treatment inhibits hippocampal neurogenesis in mice, potentially impacting emotional behaviors and contributing to the pathophysiology of affective disorders.
June 2023 in “International journal of pharmaceutical quality assurance” This study found that Eclipta alba extracts exhibit 5α-reductase inhibitory activity, with the methanolic extract showing a higher concentration of β-sitosterol compared to petroleum ether extract, indicating potential for treating androgenic conditions like male pattern baldness.
52 citations
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September 2018 in “International Journal of Molecular Sciences” This review highlights the potential of ginseng and its metabolites in preventing hair loss, detailing their hair growth-promoting effects observed in numerous preclinical studies, and emphasizing the underlying mechanisms involved.
29 citations
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January 1996 in “Journal of Pharmaceutical Sciences” This study developed a theoretical model that suggests finasteride may completely inhibit 5AR type 2, but not sufficiently suppress type 1, leading to only partial reduction of dihydrotestosterone at clinical doses.
25 citations
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September 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” This study concludes that rhesus macaques are a suitable model for testing the pharmacological properties of finasteride and other 5aR inhibitors, due to their biochemical similarity to humans.
January 2014 in “프로그램북(구 초록집)” This article reviews updates on 5 alpha-reductase inhibitors for treating male pattern hair loss and presents no new clinical findings; the author aims to enhance understanding of these therapies.
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.