39 citations
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April 2018 in “Hormones” No consistent link between genotype and phenotype in 5-α-Reductase type 2 deficiency.
39 citations
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February 2011 in “The Prostate/The prostate” Some men's prostate tissues have low enzyme levels due to genetic changes, possibly affecting treatment for prostate enlargement.
38 citations
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October 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5-alpha reductase deficiency leads to male sexual development issues and treatments like finasteride help with prostate enlargement and hair loss.
38 citations
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January 2002 in “Biological & Pharmaceutical Bulletin” Lygodii Spora extract may help treat hair loss by blocking a hair loss-related enzyme and promoting hair growth.
37 citations
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April 2008 in “The Cochrane library” 5-alpha-reductase inhibitors can lower prostate cancer risk but may increase high-grade tumors and cause sexual side effects.
37 citations
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May 2002 in “PubMed” Finasteride does not harm men's bone health.
36 citations
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November 2020 in “Journal of The European Academy of Dermatology and Venereology” 5-alpha-reductase inhibitors may reduce COVID-19 symptoms in bald males.
35 citations
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June 2018 in “Urology” The review suggests younger men taking 1 mg finasteride report more side effects, including sexual, skin, metabolic, and psychological issues.
35 citations
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April 2013 in “Sexual medicine reviews” 5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
35 citations
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March 2013 in “American Journal of Medical Genetics Part B Neuropsychiatric Genetics” SRD5A2 gene variations affect PTSD symptoms differently in males and females.
34 citations
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August 2011 in “Journal of Natural Medicines” Puerariae Flos extract may help treat hair loss by blocking a hair loss-related enzyme and promoting hair growth.
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.
34 citations
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February 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride and minoxidil together promote hair growth better than either alone.
33 citations
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January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
33 citations
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October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces hair growth and is safe for women with excessive hair.
32 citations
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July 2016 in “PubMed” 5-alpha reductase inhibitors are generally safe but can cause sexual side effects and require patient education on risks.
32 citations
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May 2013 in “The Journal of Urology” Using finasteride or dutasteride does not increase the risk of male breast cancer.
32 citations
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April 1999 in “Expert Opinion on Investigational Drugs” Finasteride effectively treats male hair loss, improving growth and density.
31 citations
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March 2016 in “Journal of Investigative Dermatology” AKR1B10 enzyme may cause keloid scars and could be a treatment target.
30 citations
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October 2020 in “Nature Communications” Finasteride irreversibly affects human steroid 5α-reductase 2, providing insight into its catalytic mechanism and disease-related mutations.
30 citations
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September 2016 in “BMJ” Taking 5-α reductase inhibitors for prostate enlargement or hair loss does not significantly raise the risk of erectile dysfunction.
30 citations
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June 2010 in “Endocrine Related Cancer” SRD5A1 is crucial in advanced prostate cancer, and blocking both SRD5A1 and SRD5A2 is more effective than targeting SRD5A2 alone.
30 citations
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August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
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.
29 citations
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July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
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January 1996 in “Journal of Pharmaceutical Sciences” Finasteride poorly inhibits type 1 5AR, affecting its effectiveness.
28 citations
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September 2000 in “Journal of Medicinal Chemistry” Benzo[c]quinolizin-3-ones are effective nonsteroidal inhibitors of human steroid 5α-reductase 1.
27 citations
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April 2008 in “Journal of Biological Chemistry” HMG-CoA reductase is crucial for skin wound healing by regulating keratinocyte growth and blood vessel formation.
27 citations
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February 2005 in “Journal of Cellular Biochemistry” Male cells need DHT to respond to testosterone, while female cells do not.
22 citations
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August 2014 in “Clinical endocrinology” Taking finasteride for benign prostate hyperplasia may increase the risk of osteoporosis, especially at higher doses.