January 2022 in “Skin appendage disorders” Finasteride is effective for male hair loss, but it may cause fertility issues, mental health problems, and rarely, breast growth. Regular health checks can reduce the risk of prostate cancer. Patient understanding and involvement in treatment is important.
July 2025 in “Reactions Weekly” February 2026 in “European Urology” 
November 2023 in “Frontiers in Neuroendocrinology” Some people experience lasting sexual, psychological, and sleep problems after using finasteride or SSRI antidepressants, possibly due to similar underlying causes.
January 2026 in “Elsevier eBooks” October 2025 in “Reactions Weekly” 
1 citations
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July 1997 in “Inpharma Weekly” Finasteride improves hair growth and satisfaction in men with male pattern baldness but may cause sexual side effects.
14 citations
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January 2020 in “Archivio Italiano di Urologia e Andrologia” Finasteride helps with prostate symptoms but may cause sexual side effects.
August 2017 in “Drug and Therapeutics Bulletin” Finasteride may cause depression, suicidal thoughts, and sexual side effects.
11 citations
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August 2019 in “BMJ” Post-finasteride syndrome causes sexual, physical, and psychological symptoms, but more research is needed to understand its causes and connection to finasteride.
June 2019 in “Reactions Weekly” 
81 citations
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June 2014 in “American Journal of Men's Health” Finasteride can cause lasting sexual, emotional, and cognitive issues, with varying severity.
5 citations
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October 2017 in “Journal of Mind and Medical Sciences” Finasteride treatment should be personalized to individual mental profiles.
22 citations
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July 2003 in “PubMed” Finasteride 1 mg significantly improves hair growth in men aged 41 to 60 with male pattern hair loss.
September 2022 in “Translational Andrology and Urology” Finasteride may cause lasting sexual and mental health issues, and genetic screening could help prevent them.
July 2020 in “Vestnik urologii” The cause of post-finasteride syndrome is unclear and needs more research.
6 citations
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September 2016 in “Journal of Mind and Medical Sciences” Finasteride can cause side effects, some lasting after treatment ends, and may lead to severe depression or suicidal thoughts.
August 2024 in “medRxiv (Cold Spring Harbor Laboratory)” Finasteride has various adverse effects, including sexual dysfunction and mental health issues, which vary by age and gender.
3 citations
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September 2023 in “International journal of impotence research” Post-finasteride syndrome causes lasting sexual, mental, and physical issues, needing more research for solutions.
8 citations
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May 2016 in “Indian Journal of Pharmacology” Finasteride and dutasteride can cause severe, lasting side effects.
March 2025 in “Journal of Cosmetic Dermatology” Finasteride use may increase depression and suicide risk, especially at 1 mg, so monitoring is advised.
61 citations
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April 2014 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride affects brain and blood steroids, causing lasting sexual and emotional side effects.
1 citations
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April 2009 in “Cochrane Database of Systematic Reviews” Finasteride effectively reduces symptoms of male chronic pelvic pain syndrome with few side effects.
January 2005 in “Psychoneuroendocrinology” Finasteride may affect brain chemistry and behavior, offering potential for treating certain mental health conditions.
April 2026 in “Journal of Clinical Medicine” Stopping finasteride can lead to lasting sexual and psychological issues.
June 2024 in “Trends in Urology & Men s Health” Post-finasteride syndrome is rare but serious and should be taken seriously.
January 2008 in “xPharm: The Comprehensive Pharmacology Reference” 
June 2025 in “Reactions Weekly” Finasteride may increase the risk of depression and suicidal thoughts.
October 2017 in “The Journal of Urology” Finasteride reduces the need for prostate surgery but may increase the risk of depression and persistent sexual side effects.
January 2020 in “Archives of urology” Finasteride, a drug used for certain conditions, can cause serious side effects like sexual dysfunction, suicidal thoughts, and increased diabetes risk, and there's a need for more awareness and research about these effects.