22 citations
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December 2010 in “Journal of Cosmetic Dermatology” Finasteride may increase depression by reducing brain cell growth.
St John’s Wort can change how finasteride works in the body.
May 2022 in “Endocrine Abstracts” Finasteride may cause sexual dysfunction by reducing epinephrine levels.
18 citations
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March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
49 citations
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September 2015 in “Psychoneuroendocrinology” 5α-reductase affects dopamine receptors linked to sensorimotor gating, which may help understand disorders like schizophrenia.
18 citations
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October 2022 in “JCI Insight” Abnormal amino acid metabolism may worsen rosacea symptoms.
305 citations
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March 2008 in “AJP Endocrinology and Metabolism” SSAT is a key enzyme affecting cell growth and metabolism, with potential but risky use in disease treatment.
91 citations
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July 2004 in “Journal of Biological Chemistry” Overexpressing SSAT enzyme reduces prostate tumor growth in mice.
October 2025 in “Reactions Weekly” December 2016 in “University of Birmingham Institutional Research Archive (University of Birmingham)” Glucocorticoids reduce fat production in liver cells, while androgens increase it in females; manipulating certain enzymes can influence these effects.
10 citations
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August 2014 in “Skin research and technology” Sleep, testosterone levels, and a specific enzyme activity affect skin oil production in women.
May 2026 in “RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218” Post-Finasteride Syndrome causes lasting sexual, mood, and metabolic issues, needing personalized treatment and better informed consent.
The paper suggests that a decrease in estrogen receptor activity may cause sexual dysfunction syndromes and proposes hormonal treatments.
12 citations
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February 1975 in “Journal of Steroid Biochemistry”
April 2024 in “The Journal of urology/The journal of urology” SRD5A2 methylation in blood can predict how well someone will respond to finasteride treatment.
12 citations
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January 1998 in “Endocrine journal” Saw palmetto extract can block the enzyme that converts testosterone in pig prostate cells.
269 citations
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May 2002 in “Hormones and Behavior” Lowering 3α,5α-THP in the hippocampus increases anxiety and depression in proestrous rats.
January 2011 in “Reactions Weekly”
196 citations
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May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.
1 citations
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October 2016 in “Iranian journal of psychiatry and behavioral sciences” Sertraline, an antidepressant, may rarely cause hair loss.
14 citations
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June 1995 in “The Journal of Clinical Endocrinology and Metabolism” 1 citations
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November 2021 in “British Journal of Clinical Pharmacology” Saw palmetto may cause erectile dysfunction and needs better safety monitoring.
42 citations
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August 2012 in “Psychoneuroendocrinology” Finasteride reduces certain behaviors caused by D1-like receptor agonists but not by D2-like receptor agonists in mice.
January 2012 in “Anales (Reial Acadèmia de Medicina de la Comunitat Valenciana)” SRD5A2 enzyme expression varies in benign prostates and can be influenced by inflammation, affecting treatment options.
July 2025 in “Reactions Weekly” 8 citations
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October 2021 in “The international journal of risk and safety in medicine” The document sets criteria for diagnosing long-term sexual dysfunctions caused by certain medications.
24 citations
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February 2007 in “Hormone and metabolic research” The substance MK386 effectively blocked testosterone conversion and reduced cell growth in certain skin cells, but inhibiting 5α-reductase alone may not greatly improve acne.
January 2011 in “Reactions Weekly” St. John's Wort may reduce the effectiveness of finasteride by increasing its breakdown in the body.
4 citations
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August 2021 in “Biomedicine & Pharmacotherapy” 5-alpha reductase inhibitors, like finasteride and dutasteride, may cause depression, but more research is needed to understand why.
June 2026 in “The Journal of Sexual Medicine” Finasteride may be linked to more psychiatric issues than dutasteride, but a definite cause isn't proven.