68 citations
,
April 2002 in “Journal of Alternative and Complementary Medicine” Natural 5AR inhibitors effectively improve mild to moderate hair loss in men.
39 citations
,
April 2018 in “Hormones” No consistent link between genotype and phenotype in 5-α-Reductase type 2 deficiency.
33 citations
,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces hair growth and is safe for women with excessive hair.
18 citations
,
June 2009 in “Journal of Molecular Endocrinology” Finasteride exposure harms tadpole reproduction and hormone balance.
January 2026 in “Yonsei Medical Journal” Finasteride and dutasteride have little effect on Type 2 Diabetes risk.
18 citations
,
January 2002 in “Chemical & pharmaceutical bulletin/Chemical and pharmaceutical bulletin” New pregnane derivatives were more effective than finasteride at inhibiting a key enzyme for male pattern baldness.
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.
1 citations
,
August 2015 in “Current Sexual Health Reports” 5α-reductase inhibitors can cause serious and possibly lasting sexual and psychological side effects.
14 citations
,
February 2011 in “Drug Metabolism and Disposition” Ketoconazole increases finasteride's effectiveness and lifespan in the body.
65 citations
,
April 2002 in “Journal of Alternative and Complementary Medicine” Plant extracts effectively reduce hair loss and increase growth, offering a safe alternative treatment.
50 citations
,
March 2017 in “PeerJ” Using finasteride or dutasteride may cause long-lasting erectile dysfunction.
223 citations
,
December 2010 in “The Journal of Sexual Medicine” Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.
75 citations
,
November 1996 in “Fertility and Sterility” Finasteride effectively reduces hair growth in women with idiopathic hirsutism, but requires careful contraception during treatment.
17 citations
,
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.
112 citations
,
October 2005 in “Mayo Clinic Proceedings” Minoxidil and finasteride can slow hair loss and stimulate regrowth, but won't restore all lost hair or reverse complete baldness.
20 citations
,
March 2005 in “Current Medicinal Chemistry” New compounds show promise for treating hair loss, enlarged prostate, and prostate cancer, with some being more effective and having different side effects than current treatments.
January 2026 in “Frontiers in Natural Products” Combining shikimic acid and Prunus mume extract may effectively treat acne naturally.
101 citations
,
April 1994 in “Baillière's clinical endocrinology and metabolism” 5α-reductase is essential for male sexual development and its inhibitors have potential in treating various conditions related to hormone action.
26 citations
,
October 2011 in “International Journal of Biological Macromolecules” Some newly made compounds are promising for treating enlarged prostate, hair loss, viruses, and prostate cancer, and might be better than current drugs.
215 citations
,
November 2006 in “Journal of The American Academy of Dermatology” Dutasteride more effective for hair growth, but has more side effects than finasteride.
4 citations
,
November 2022 in “Frontiers in endocrinology” The enzyme 5α-reductase type 1 is important for blood vessel development and fertility in the uterus.
11 citations
,
September 1997 in “Archives of Dermatology” Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
1 citations
,
August 2022 in “Biomedicines” Dutasteride, usually used for prostate issues and hair loss, could potentially treat Amyotrophic Lateral Sclerosis (ALS) due to its neuroprotective, antioxidant, and anti-inflammatory properties, but more testing is needed.
25 citations
,
September 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride inhibits enzyme activity in rhesus macaques, suggesting they're useful for evaluating similar drugs.
12 citations
,
January 1998 in “Endocrine journal” Saw palmetto extract can block the enzyme that converts testosterone in pig prostate cells.
January 2016 in “Archivio italiano di urologia, andrologia” The document concludes that the risk of sexual side effects from 5-alpha-reductase inhibitors is low and often temporary, but more research is needed on potential permanent effects.
72 citations
,
January 2011 in “Current Pharmaceutical Design” S5αR inhibitors might help treat schizophrenia and other mental disorders but need more research.
May 2024 in “Brazilian Journal of Hair Health” Finasteride and dutasteride may help prevent hair loss but could cause side effects like sexual dysfunction and psychological issues.
49 citations
,
October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
April 2026 in “Communications Biology” The development of breeding tubercles in male zebrafish relies on a specific enzyme that processes hormones.