December 2023 in “Biointerface Research in Applied Chemistry” This study used molecular docking to identify stiripentol as a potential new inhibitor of the SRD5A2 enzyme, which is targeted for treating androgen-related diseases; however, in vivo trials are needed to validate its efficacy.
10 citations
,
March 2023 in “Journal of Chemistry” This study identified ten novel compounds that may effectively target steroid 5 alpha-reductase 2 (5αR-2) for potential treatment of benign prostate hyperplasia, exhibiting comparable binding energies to existing drugs like finasteride and dutasteride.
49 citations
,
January 2004 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” This review discusses the development and selectivity of 5 alpha-reductase inhibitors, particularly non-steroidal ones, and reports no new clinical trial results.
218 citations
,
December 2011 in “Advances in Urology” This review discusses the biochemical properties and clinical significance of 5 alpha-reductase isozymes and reports no new clinical results.
31 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” This review discusses the negative health impacts of testosterone deficiency and the potential adverse effects of 5α-reductase inhibitors, emphasizing the need for patient-physician discussions regarding these treatments.
237 citations
,
December 2001 in “Urology” This review discusses the role of 5α-reductase in prostate development and BPH, and reports no new clinical results; ongoing trials are exploring dual isozyme inhibitors for improved treatment efficacy.
29 citations
,
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.
6 citations
,
January 2018 in “Pharmacoepidemiology and Drug Safety” In this study, 5-α reductase inhibitors were not significantly linked to increased rhabdomyolysis risk, but they may raise the risk of myopathy and myositis in men aged 66 and older.
16 citations
,
September 2018 in “Journal of Ethnopharmacology” This review discusses the role of inheritance, androgens, and microinflammation in androgenetic alopecia and suggests some plant-based folk remedies may help address these factors but reports no new clinical results.
33 citations
,
May 2013 in “Andrologia” This study identified several herbs, including Ganoderma lucidum and Urtica dioica, that showed promising 5α-reductase inhibitory activity suggesting potential use in managing androgenic disorders.
September 2021 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” This study found that an ethanolic extract from the microalga Tetrathelmis tetrathele exhibited anti-inflammatory effects, promoted the proliferation of certain skin and hair cells, and inhibited 5α-reductase activity, suggesting its potential as a therapeutic agent for preventing alopecia and enhancing scalp health.
10 citations
,
January 2017 in “Journal of Evidence-Based Complementary & Alternative Medicine” This study found that several local vegetables from Northern Thailand demonstrated significant antioxidant and 5α-reductase inhibitory activities, suggesting their potential for development into health-promoting products.
24 citations
,
January 2015 in “Annals of Dermatology” In this study, herbal extracts commonly used in traditional medicine were observed to significantly increase the proliferation of human dermal papilla cells, suggesting potential as alternative therapies for enhancing hair growth.
100 citations
,
September 2017 in “Molecular and Cellular Endocrinology” This review discusses the molecular mechanisms of androgens and androgen receptors in skin disorders, particularly androgenetic alopecia, and reports no new clinical results; it highlights potential areas for future treatment development.
1 citations
,
August 2002 in “Zeitschrift für Hautkrankheiten” Male androgenetic alopecia involves hair follicle miniaturization due to DHT, with potential treatments using inhibitors and blockers.
223 citations
,
December 2010 in “The Journal of Sexual Medicine” This review discusses persistent adverse effects of 5α‐reductase inhibitors, like diminished libido and erectile dysfunction, in some patients and highlights the need for patient discussions before therapy, especially for androgenetic alopecia.
12 citations
,
January 2018 in “Journal of Drug Delivery Science and Technology” This study developed solid lipid nanoparticles for effective delivery of shRNA-encoding plasmids, showing reduced 5α-reductase levels in DU-145 cells without significant cytotoxicity.
72 citations
,
January 2011 in “Current Pharmaceutical Design” This review discusses the potential role of steroid 5α-reductase inhibitors in treating neuropsychiatric disorders related to dopaminergic hyperreactivity but reports no new clinical results.
1 citations
,
April 2019 in “Clinical Breast Cancer” This study found that in men with benign prostatic hyperplasia, 5-alpha reductase inhibitors significantly increased the risk of gynecomastia and breast tenderness compared to placebo or alpha-blockers.
20 citations
,
February 2002 in “Expert Opinion on Therapeutic Patents” This review discusses the potential uses of 5α-reductase inhibitors for conditions ranging from benign prostatic hyperplasia to skin disorders like acne and male pattern baldness, but it reports no new clinical results.
31 citations
,
September 2008 in “International Journal of Andrology” This review examined studies on erectile dysfunction and 5 alpha-reductase inhibitors, concluding that these drugs do not significantly cause erectile dysfunction and emphasizing testosterone's importance over dihydrotestosterone in erectile function.
6 citations
,
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.
15 citations
,
July 2016 in “Urologic Clinics of North America” This study found that combining 5-alpha reductase inhibitors with alpha-blockers provided the best symptomatic relief and reduced the risk of clinical progression for BPH, while PDE5 inhibitors could offset sexual side effects.
13 citations
,
January 2020 in “Neuroscience” This study found that finasteride impaired object recognition memory and altered hippocampal dendritic structures in male 3xTg-AD mice, suggesting potential sex differences in Alzheimer's disease pathology.
19 citations
,
May 2014 in “Molecules” This study found that the methanolic heartwood extract of Avicennia marina significantly inhibits 5α-reductase type 1, reducing 5α-DHT production by 52% in a cell-based assay with human hair dermal papilla cells.
21 citations
,
January 2020 in “General and Comparative Endocrinology” This review examines the diverse roles of SRD5α enzymes across species, focusing on their involvement in steroid synthesis, sexual development, and various physiological processes, but reports no new clinical results.
101 citations
,
April 1994 in “Baillière's clinical endocrinology and metabolism” This review discusses the role of 5α-reductase enzymes in androgen action and related disorders, noting that their specific inhibitory drugs show promise for conditions like benign prostatic hypertrophy; it reports no new clinical results.
18 citations
,
March 2020 in “Frontiers in Neuroendocrinology” This study suggests that synthetic steroid analogues or 5α-reductase modulation could be potential therapeutic strategies for nervous system disorders, but further research on their effects is necessary.
December 2018 in “Actas urológicas españolas” This study reported that cognitive biopsy diagnosed prostate cancer in 44% of patients with at least one previous negative biopsy, with higher detection rates in lesions classified as PI-RADS 4 and 5.
33 citations
,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” This study found that finasteride treatment significantly reduced hirsutism scores in women with idiopathic hirsutism over 6 months and was well tolerated.