50 citations
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August 1985 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
47 citations
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January 2003 in “Current opinion in urology” A new drug, dutasteride, is at least as effective as the older drug, finasteride, for treating enlarged prostate and may have additional uses.
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.
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.
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.
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.
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.
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.
29 citations
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July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
29 citations
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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.
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.
22 citations
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September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces dihydrotestosterone, increases testosterone, and may treat hirsutism in women.
21 citations
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March 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” 5-alpha-reductase inhibitors may help stabilize or slow down hair loss in some frontal fibrosing alopecia patients, but more research is needed to confirm their effectiveness and safety.
21 citations
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January 2017 in “Dermatology Online Journal” Finasteride and dutasteride can cause sexual problems like impotence and low libido.
20 citations
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June 1995 in “Tetrahedron Letters” New chemicals were made that can block an enzyme linked to hair loss, prostate growth, and acne.
19 citations
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October 2018 in “PLOS ONE” 5 alpha-reductase inhibitors can slightly improve symptoms of enlarged prostate but have a high risk of sexual side effects.
18 citations
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June 2017 in “Journal of the neurological sciences” Using 5 alpha reductase inhibitors may increase dementia risk in the first two years.
17 citations
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December 2018 in “The World Journal of Men s Health” Long-term use of dutasteride can cause permanent erectile dysfunction in rats.
15 citations
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January 2017 in “Experimental Neurology” Finasteride reduces movement issues in Parkinson's disease rats.
15 citations
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December 2006 in “Clinical interventions in aging” 5 alpha-reductase inhibitors like finasteride may lower prostate cancer risk and improve cancer screening.
15 citations
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January 1998 in “Journal of Clinical Periodontology” Finasteride helps treat hair loss by blocking enzyme activity.
14 citations
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January 2020 in “Archivio Italiano di Urologia e Andrologia” Finasteride helps with prostate symptoms but may cause sexual side effects.
14 citations
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February 2018 in “Psychoneuroendocrinology” Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.
13 citations
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February 2022 in “JAMA Dermatology” Dutasteride is the most effective hair loss treatment after 24 weeks, but finasteride leads to the most hair growth after 48 weeks.