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.
July 2013 in “Edinburgh Research Archive (University of Edinburgh)” Dutasteride may reduce insulin sensitivity and increase body fat.
June 1993 in “Current opinion in therapeutic patents” Hexahydrobenzo[f]quinolines are effective at blocking the enzyme 5α-reductase.
64 citations
,
March 2008 in “Neuropsychopharmacology” 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.
13 citations
,
November 2012 in “PubMed” 5α-reductase inhibitors may worsen sexual drive and spontaneous erections but don't worsen existing erectile or ejaculatory problems.
2 citations
,
March 2018 in “Current Opinion in Urology” 5-alpha reductase inhibitors can cause sexual, neurologic, endocrine, and cardiovascular side effects, but these are rare and usually stop after ending treatment.
5 citations
,
November 2015 in “Journal of Enzyme Inhibition and Medicinal Chemistry” Certain derivatives are more effective 5α-reductase type 2 inhibitors than finasteride.
June 2026 in “The Journal of Steroid Biochemistry and Molecular Biology”
January 2026 in “Yonsei Medical Journal” Finasteride and dutasteride have little effect on Type 2 Diabetes risk.
1 citations
,
August 2024 in “Expert Opinion on Drug Safety” Finasteride is most linked to drug-induced erectile dysfunction.
1 citations
,
February 2023 in “Russian Journal of Bioorganic Chemistry” The new compound may be a safer alternative to finasteride for prostate protection.
20 citations
,
February 2002 in “Expert Opinion on Therapeutic Patents” New research is needed to create better drugs that block the enzyme responsible for conditions like male baldness and prostate enlargement.
48 citations
,
February 2006 in “Molecular and Cellular Endocrinology” 5α-reductase inhibitors may reduce male fertility and could be used for male contraception.
3 citations
,
October 2010 in “Wiley-VCH Verlag GmbH & Co. KGaA eBooks” Finasteride safely treats enlarged prostate and male-pattern baldness.
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.
January 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity”
January 2018 in “Surgical and Cosmetic Dermatology” Finasteride and dutasteride are effective for male hair loss and enlarged prostate but may cause reversible sexual side effects.
10 citations
,
March 2023 in “Journal of Chemistry” New compounds show promise for treating benign prostate hyperplasia with fewer side effects.
June 2026 in “Pharmaceuticals” 5α-Reductase inhibitors, like finasteride, can cause serious, persistent side effects not always listed in official drug information.
42 citations
,
May 2003 in “Mini-reviews in Medicinal Chemistry” New steroidal compounds could be effective for treating conditions related to 5α-reductase enzyme activity.
24 citations
,
January 1996 in “The Prostate” Finasteride is a safe and effective long-term treatment for prostate enlargement, reducing prostate volume and related symptoms.
5α-reductase inhibitors effectively treat enlarged prostate and hair loss but require careful use due to possible side effects.
January 2005 in “Fuzhou daxue xuebao. Ziran kexue ban” The method is quick and effective for testing steroid 5 alpha-reductase inhibitors.
May 2007 in “Inpharma Weekly”
April 2017 in “Actas urológicas españolas” 5-alpha reductase inhibitors increase the risk of sexual dysfunction in patients treating enlarged prostate but not in those treating hair loss.
July 2025 in “Saudi Journal of Medicine and Public Health” 5α-reductase inhibitors effectively treat enlarged prostate and hair loss but require careful use due to possible side effects.
1 citations
,
March 2021 in “F1000Research” Plant-based compounds might be effective, low-side-effect treatments for prostate cancer by blocking a specific enzyme.
1 citations
,
July 2022 in “Frontiers in Pharmacology” Dutasteride may help protect neurons and reduce inflammation in Parkinson's disease.
January 2008 in “Journal of Medicinal Chemistry” Finasteride may cause sexual and psychological side effects by affecting an enzyme related to epinephrine.