February 2026 in “Journal of Dermatology and Skin Science” This review suggests a causal relationship between finasteride, used for hair loss, and persistent neuropsychiatric side effects like depression, citing evidence that fulfills key causality criteria and calls for cautious use along with strengthened regulatory oversight.
This study examined data from the FDA Adverse Event Reporting System and found that finasteride use is linked with both known and previously unlisted adverse events, such as erectile dysfunction and post-5α reductase inhibitor syndrome, with variations observed by age and sex.
June 2024 in “Georgetown medical review” This article evaluated evidence on finasteride's effects on male reproductive health, finding contradictory data about its adverse effects, but consensus that such cases are infrequent in research and clinical settings.
37 citations
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February 2009 in “Bioorganic & Medicinal Chemistry” This study suggests that true binary and ternary inclusion complexes were formed between finasteride and 2-hydroxypropyl-ß-cyclodextrin, with or without the addition of specific polymers.
20 citations
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April 2012 in “Fertility and Sterility” In this laboratory study with rats, treatment with finasteride reduced dihydrotestosterone levels and fertility parameters, with a 30-day recovery period proving insufficient to fully restore sperm function and fertility.
19 citations
,
December 2002 in “Journal of Liquid Chromatography & Related Technologies” This study developed and validated a high-performance liquid chromatographic method for identifying finasteride and its degradation products, showing excellent resolution and sensitivity under various decomposition conditions.
18 citations
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April 2010 in “Journal of Chromatography B” This study describes a validated UPLC-MS/MS method for quantifying finasteride in human plasma, demonstrating higher specificity, improved resolution, increased sensitivity, and faster analysis times compared to conventional HPLC-MS/MS methods.
15 citations
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November 2006 in “Journal of Pharmaceutical and Biomedical Analysis” This study developed and validated a reliable method to measure finasteride levels in human plasma, which was successfully used to assess its pharmacokinetics after a 5 mg dose in healthy volunteers.
13 citations
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August 2013 in “Journal of pharmaceutical sciences” This study found that a transdermal delivery system using 3% azone and P407 gel may enhance the skin permeation of doxazosin and finasteride for treating benign prostatic hyperplasia.
7 citations
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January 2019 in “The Aging Male” This article discusses post-finasteride syndrome as a distinct syndrome related to prolonged use of 5α-steroid reductase inhibitors, noting persistent side effects even after discontinuation and no new research results are reported.
5 citations
,
February 2014 in “Journal of Liquid Chromatography & Related Technologies” This study successfully developed and validated a reverse-phase HPLC method for accurately determining finasteride and tamsulosin simultaneously in bulk and pharmaceutical formulations.
5 citations
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February 2013 in “Journal of Liquid Chromatography & Related Technologies” This study developed and validated a micellar electrokinetic chromatography method to determine finasteride stability, finding that the drug degrades under acidic, basic, and oxidative stress conditions.
4 citations
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September 2020 in “Andrologia” This study found that Origanum vulgare extract improved testicular structure and function in mice against finasteride-induced damage by enhancing antioxidant defense and modulating gene expression related to apoptosis.
3 citations
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January 2006 in “Eclética Química” This study developed three spectrophotometric methods to effectively measure finasteride in bulk and tablet forms, providing accurate results that align closely with labeled claims.
January 2025 in “International Journal of Drug Delivery Technology” In this study, researchers developed a reliable HPLC method to simultaneously estimate Finasteride and Tadalafil in marketed formulations, showing precise, linear results with confirmed degradation susceptibility under certain stress conditions.
October 2006 in “Eclética Química” This study presents three spectrophotometric methods for determining finasteride in bulk and tablet forms, showing a linear relationship between absorbance and finasteride concentration.
January 2016 in “International journal of advanced research in chemical sciences” This study developed a new spectrophotometric method to accurately measure finasteride levels in pharmaceutical formulations using a reaction with NBD-CL.
823 citations
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February 1998 in “Analytical Chemistry” Method detects finasteride in plasma at very low concentrations.
143 citations
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August 1991 in “Endocrinology” This study found that blocking androgen receptors inhibits testicular descent in rats more effectively during the early stages of gubernacular outgrowth than inhibiting 5a-reductase.
125 citations
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January 1999 in “Drugs” This study found that oral finasteride 1 mg/day promotes hair growth and prevents further hair loss in a significant proportion of men with male pattern hair loss over two years.
124 citations
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January 1993 in “The Prostate” Finasteride effectively inhibits 5α reductase, while plant extracts like Permixon and Bazoton don't show significant results.
123 citations
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February 2002 in “Journal of The American Academy of Dermatology” Minoxidil can cause skin allergy; use alternative solvents or treatments if allergic.
98 citations
,
April 1997 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride effectively blocks rat enzymes, but with varying methods and strength.
93 citations
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January 1996 in “Clinical Pharmacokinectics” Finasteride helps regrow hair and shrink prostate by reducing DHT, with some sexual side effects.
72 citations
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January 2004 in “Dermatology” This study found that oral finasteride, at a dosage of 2.5 mg/day or more, may improve hair growth and appearance in postmenopausal women with pattern hair loss, without adverse effects.
70 citations
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June 1993 in “Biochemistry” This study found that the binding of finasteride to the enzyme 5a-reductase occurs at a slower rate than previously assumed, complicating the estimation of its real inhibitory constant.
69 citations
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July 2015 in “Pharmacotherapy” This study found that low-dose finasteride use in young men was associated with higher reporting of persistent sexual dysfunction, with some cases linked to suicidal ideation.
66 citations
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April 2002 in “Journal of The American Academy of Dermatology” In this study, finasteride, 1 mg daily, significantly increased hair weight more than hair count in men with androgenetic alopecia, indicating additional factors like hair growth rate and thickness may contribute to its effectiveness.
65 citations
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April 2020 in “International Journal of Molecular Sciences” This review indicates that most studies reported positive effects of platelet-rich plasma injections for treating androgenic alopecia, with no major side effects, suggesting it may be a safe alternative to Minoxidil and Finasteride.
62 citations
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April 2004 in “Expert Opinion on Pharmacotherapy” This article reviews the use of finasteride for treating male pattern hair loss, highlighting its mechanism of action in reducing DHT and noting its safety profile with some common adverse effects.