January 2020 in “Skinmed” This study found that finasteride use was significantly associated with reports of obstructive sleep apnea and insomnia compared to other drugs in the FAERS database.
This study found that finasteride use was significantly associated with the reporting of obstructive sleep apnea and insomnia compared to all other drugs in the FAERS database.
14 citations
,
January 2019 in “Skin appendage disorders” This paper discusses the first reported case of post-finasteride syndrome in a long-term dermatotrichology setting, occurring in a 25-year-old male after dutasteride treatment, and highlights possible links to mental health disorders.
35 citations
,
June 2018 in “Urology” This study of FAERS data suggests that finasteride, particularly at the 1 mg dosage, is associated with a wide range of adverse effects not previously established in long-term studies, especially among younger men.
4 citations
,
April 2018 in “British Journal of Dermatology” Finasteride for female hair loss has low side effects, more research needed.
9 citations
,
January 2018 in “American Journal of Men's Health” This study analyzed self-reports from discussion forums to categorize and understand adverse effects experienced by individuals using finasteride, suggesting a need for further investigation into post-finasteride syndrome.
58 citations
,
April 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” This study found that patients with post-finasteride syndrome exhibited major depressive disorder, severe erectile dysfunction, and neuropathy, alongside altered neuroactive steroid levels in cerebrospinal fluid.
March 2017 in “European Urology Supplements” This study found that variations in (CAG)n and (GGN)n polymorphisms in the androgen receptor gene appear to influence symptom severity in men with post-finasteride syndrome.
10 citations
,
January 2017 in “Skin Pharmacology and Physiology” This case report describes a 52-year-old man who developed generalized vitiligo two months after stopping finasteride and suggests this may be part of post-finasteride syndrome.
50 citations
,
September 2016 in “The Journal of Clinical Endocrinology and Metabolism” This study found no evidence of androgen deficiency or decreased peripheral androgen action in men with persistent sexual symptoms after finasteride use, but identified links to depressed mood and abnormal brain function.
30 citations
,
September 2016 in “BMJ” This study found that 5-α reductase inhibitors do not significantly increase the risk of erectile dysfunction in men with benign prostatic hyperplasia or alopecia, although duration of benign prostatic hyperplasia may elevate risk.
April 2016 in “The Journal of Sexual Medicine” PFS affects some women, steroids easily bought online, hypogonadism info unreliable, low testosterone linked to CVD.
2 citations
,
March 2016 in “Journal of Mind and Medical Sciences” This study observed several mild to moderate oral adverse effects during finasteride use, which generally improved with topical treatment without needing to discontinue the drug.
31 citations
,
February 2016 in “American Journal of Men's Health” This study found that nearly half of men using finasteride reported clinically significant depression, highlighting the need for psychiatric screening and careful risk assessment by prescribing clinicians.
43 citations
,
January 2016 in “International Journal of Andrology” This study found that men experiencing long-term symptoms after finasteride use for androgenetic alopecia frequently reported loss of penis sensitivity and anhedonia, among other effects, indicating potential post-finasteride syndrome.
2 citations
,
January 2016 in “Andrology” This case report study presents two instances of post-finasteride syndrome, highlighting the persistence of sexual adverse effects despite discontinuation of the drug, and underscores the need for increased awareness and understanding of this condition.
16 citations
,
September 2014 in “International Journal of Biological Markers” This study found that the less common CAG-rs4045402 and GGN-rs3138869 polymorphisms were more frequent in patients with post-finasteride syndrome and androgenetic alopecia, suggesting a genetic predisposition to AGA development.
61 citations
,
April 2014 in “The Journal of Steroid Biochemistry and Molecular Biology” This study reports that men with androgenic alopecia experience altered neuroactive steroid levels associated with persistent depression symptoms even after stopping finasteride treatment.
73 citations
,
July 2013 in “The Journal of Sexual Medicine” This study observed that androgenic alopecia patients taking finasteride had altered neuroactive steroid levels and persistent depression symptoms even after stopping the treatment.
134 citations
,
August 2012 in “The Journal of Clinical Psychiatry” This study found that former finasteride users with persistent sexual side effects reported significantly higher rates of depressive symptoms and suicidal thoughts compared to controls.
112 citations
,
July 2012 in “The Journal of Sexual Medicine” In this study, 96% of men with persistent sexual side effects from finasteride reported continued dysfunction after discontinuation, suggesting these effects may endure long-term.
218 citations
,
December 2011 in “Advances in Urology” This review discusses the biochemical properties and clinical significance of 5 alpha-reductase isozymes and reports no new clinical results.
185 citations
,
March 2011 in “The Journal of Sexual Medicine” This study found that 94% of healthy men reported low libido and 92% reported erectile dysfunction as persistent sexual side effects after using finasteride for male pattern hair loss, with these effects lasting on average 40 months post-discontinuation.
1 citations
,
November 2006 in “Medicina de Familia SEMERGEN” 
30 citations
,
April 2002 in “Archives of Dermatology” Finasteride can cause one-sided breast enlargement, which disappears after stopping the drug.
