57 citations
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July 2016 in “The Journal of Sexual Medicine” 5α-reductase inhibitors increase the risk of sexual dysfunction, especially in men with enlarged prostate.
66 citations
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April 2017 in “International Journal of Andrology” Men taking 5α-reductase inhibitors for enlarged prostate have a higher chance of experiencing reduced sexual desire and erectile dysfunction.
November 2023 in “Expert Opinion on Pharmacotherapy” Finasteride and dutasteride are effective in treating male hair loss but can cause sexual side effects and birth defects.
184 citations
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January 2000 in “European Urology” Blocking the enzyme that turns testosterone into DHT can safely and effectively treat enlarged prostate.
8 citations
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June 2017 in “Steroids” New chemical compounds were made that effectively block an enzyme linked to prostate growth.
2 citations
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October 2021 in “Asian Journal of Andrology” Medications for hair loss and prostate issues can significantly increase the risk of sexual side effects and other negative symptoms.
3 citations
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December 2000 in “PubMed” CS-891 may effectively treat hair loss by blocking enzymes in hair follicles.
July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
June 2024 in “The Journal of Nutritional Biochemistry” 1,25-(OH)2D3 helps hair grow by blocking certain harmful signals.
January 2003 in “Humana Press eBooks” Dihydrotestosterone and 5α-Reductase play a role in hair loss and prostate health, and finasteride can increase hair growth in men without affecting sperm production, but it doesn't work for postmenopausal women with hair loss.
February 2026 in “NeuroSci” Finasteride and dutasteride may cause depression and anxiety, especially in younger men.
January 2006 in “Zhongguo yaofang” The market for these drugs is expected to grow.
February 2024 in “The Journal of Sexual Medicine” 5-α reductase inhibitors do not significantly affect male reproductive function but may reduce semen volume.
1 citations
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January 2004 in “Expert Opinion on Pharmacotherapy” Finasteride effectively treats male pattern hair loss by promoting hair growth and density.
13 citations
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January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.
April 2017 in “The Journal of urology/The journal of urology” SHH protein helps nerve regeneration in hypertensive rats.
13 citations
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August 2007 in “Bioorganic & medicinal chemistry letters” A new compound effectively inhibits human 5α-reductase 1.
8 citations
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September 2021 in “EMBO Molecular Medicine” A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.
4 citations
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April 2001 in “Experimental Dermatology” Using single dermal papillae is unreliable for analyzing androgen metabolism in hair follicles.
4 citations
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September 2022 in “Experimental and Сlinical Urology” 5-alpha reductase inhibitors help with benign prostatic hyperplasia but don't cure it, and more research is needed.
78 citations
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December 2008 in “The Journal of Sexual Medicine” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction, but the exact reasons are unclear.
2 citations
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April 2021 in “Canadian Journal of Urology” Five-alpha reductase inhibitors, like finasteride and dutasteride, can treat enlarged prostates, improve urination, reduce need for prostate surgery, and lower the risk of prostate cancer, but may increase the risk of higher grade prostate cancer. They can also treat male pattern baldness.
55 citations
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March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
July 2013 in “Edinburgh Research Archive (University of Edinburgh)” Dutasteride may reduce insulin sensitivity and increase body fat.
July 2014 in “Urologia Journal” 5ARI treatment improves PSA test accuracy for prostate cancer diagnosis.
17 citations
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May 1998 in “Steroids” Researchers developed a model to predict how well certain compounds can block an enzyme related to hair loss and prostate issues, suggesting a 50 mg dose of finasteride might be effective based on lab and body data.
19 citations
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April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
29 citations
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September 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” Finasteride and dutasteride effectively treat hair loss in men and women, but may cause side effects like low libido and depression.
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.
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.