97 citations
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May 2004 in “British Journal of Urology” Dual therapy with specific medications can help manage male urinary symptoms and reduce side effects.
269 citations
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May 2002 in “Journal of Neuroscience” Stress increases neurosteroids that help prevent seizures.
91 citations
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May 2003 in “PubMed” Neuroactive steroids affect cocaine's rewarding effects through the sigma1 receptor.
41 citations
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July 2001 in “PubMed” Estrogens can reduce DHT production in hair follicles, but are less effective than finasteride and progesterone.
January 2007 in “日本看護学会抄録集 成人看護1” Certain amino acids in 5AR1 and 5AR2 are crucial for binding and resistance to Finasteride.
Saw palmetto extract is effective and safe for treating lower urinary tract symptoms, working as well as certain medications, and works even better in severe cases.
14 citations
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April 2021 in “Biology” Thai rice bran extracts, especially from Tubtim Chumphae rice, can significantly reduce the activity of hair loss genes, with x-tocopherol showing potential as an anti-hair loss product.
124 citations
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September 1992 in “Endocrinology” The human type II 5α-reductase gene, linked to certain male health conditions, has a specific structure and low similarity to other related genes.
15 citations
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January 1998 in “Journal of Clinical Periodontology” Finasteride helps treat hair loss by blocking enzyme activity.
44 citations
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October 2010 in “BJUI” 5-α-reductase inhibitors reduce prostate cancer risk but may cause sexual dysfunction and don't affect high-grade tumor or death rates.
37 citations
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January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
2 citations
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January 2025 in “Frontiers in Pharmacology” Purple corn extract may help reduce prostate enlargement and inflammation.
1 citations
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February 2024 in “Pharmacognosy Journal” Fenugreek seed extract boosts testosterone and improves male reproductive health without heart side effects.
February 2021 in “International Journal of Science and Research (IJSR)” A higher testosterone/dihydrotestosterone ratio in PCOS patients may indicate worse metabolic health.
November 2023 in “Scientific reports” The research identified and described a gene important for hormone conversion in endangered catfish, which varies in activity during different reproductive stages and after hormone treatment.
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.
63 citations
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November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
May 2026 in “Frontiers in Pharmacology” Long-term use of 5α-reductase inhibitors may improve survival in men with kidney cancer.
44 citations
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January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
45 citations
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February 2005 in “Steroids” Four new compounds were more effective than finasteride in treating prostate issues and hair loss, with one being 100 times more active and safe for use.
35 citations
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October 2004 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
34 citations
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February 1993 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
29 citations
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April 2019 in “BMJ. British medical journal” Men taking dutasteride or finasteride have a slightly higher risk of developing type 2 diabetes.
27 citations
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May 2015 in “Neuropharmacology” Dutasteride protects dopamine neurons in Parkinson's mice, but Finasteride doesn't.
17 citations
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August 2011 in “Current Medicinal Chemistry” New treatments for enlarged prostate are being developed, some of which may be more effective than current medications.
15 citations
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October 2016 in “Steroids” Researchers developed a new method to find substances in herbs that can block a specific enzyme linked to hair loss.
12 citations
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February 2003 in “European Urology Supplements” Dutasteride reduces DHT more effectively than finasteride.
8 citations
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June 2020 in “The Journal of Clinical Endocrinology and Metabolism” Taking 5α-reductase inhibitors with prednisolone can worsen its negative effects on metabolism.
7 citations
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April 2015 in “General and Comparative Endocrinology” Finasteride negatively affects fish reproduction and gonadal development.
5 citations
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August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.