June 2021 in “Archives of Advances in Biosciences” This study suggests that finasteride at doses of 5 mg/kg BW or higher may adversely affect spermatogenesis and male fertility in NMRI mice.
August 2015 in “Dermatologica Sinica” This study found that young adult men with moderate to severe AGA have poorer semen quality compared to those with normal to mild AGA.
23 citations
,
January 2007 in “Archives of Andrology” This study reported that semen quality improved in three young men after discontinuing long-term finasteride use, although meiotic abnormalities persisted.
June 1998 in “Biomedicine & Pharmacotherapy” This document by the AACE and AES provides a 2015 summary of best practices for diagnosing and managing PCOS, emphasizing clinical assessment and treatment options but reports no new clinical results.
39 citations
,
January 2019 in “The World Journal of Men's Health” Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
4 citations
,
October 2020 in “Toxicology Mechanisms and Methods” This study found that in male rats, hesperidin co-administration ameliorated finasteride-induced testicular toxicity by reducing oxidative stress and improving antioxidant status, sperm parameters, and enzyme activity compared to finasteride treatment alone.
149 citations
,
June 2002 in “Veterinary record/The veterinary record” This study found that trilostane was effective in resolving symptoms such as polyuria and polydipsia in many dogs with pituitary-dependent hyperadrenocorticism, with significant hormone level reductions observed.
86 citations
,
May 2013 in “American journal of obstetrics and gynecology” This article reviews the care of transgender patients, encompassing diagnosis, treatment options, and challenges in health care access, but does not present new research findings; the authors emphasize the critical role of providers in addressing transgender health needs.
72 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” This article discusses the potential effects of exogenous testosterone, highlighting that its impact on prostate cancer progression, cardiovascular health, and behavior remains uncertain and needs further investigation.
68 citations
,
February 2019 in “Urology” Hormonal treatment in transgender women reduces semen quality, but stopping treatment may improve it.
64 citations
,
September 2006 in “International journal of epidemiology” This article discusses a proposed "Darwinian" model of carcinogenesis and emphasizes that cancer prevention involves more than avoiding mutagens, as gene-environment interactions are complex and non-linear.
47 citations
,
January 2021 in “Fertility and Sterility” This review assesses the current literature on COVID-19's effects on male sexual and reproductive health, highlighting significant research gaps and providing guidance for patient counseling.
46 citations
,
August 2022 in “Journal of Endocrinological Investigation” In this study, the authors concluded that COVID-19 may not cause direct long-term harm to testicular function, but temporary indirect effects could occur, suggesting a possible delay in pursuing parenthood post-recovery.
31 citations
,
November 2000 in “Journal of the European Academy of Dermatology and Venereology” This article discusses the diverse dermatological symptoms associated with sexual abuse, highlighting the challenges in establishing causal links and the potential long-term psychosomatic manifestations, without reporting new research results.
28 citations
,
October 2018 in “Clinical Obstetrics and Gynecology” This study suggests that gender-affirming testosterone therapy in transgender men is generally safe and effective with adequate screening and monitoring, although high-quality long-term studies are lacking.
26 citations
,
December 2016 in “Psychiatric Clinics of North America” This review describes current medical and surgical treatments for transgender men, highlighting the effectiveness and general tolerability of hormone treatment, and suggesting that surgical benefits often surpass associated risks, although it reports no new clinical findings.
21 citations
,
August 2016 in “Translational Andrology and Urology” This review discusses the pathophysiology of delayed ejaculation, highlighting the role of various biogenic and psychogenic factors, but reports no new clinical findings.
21 citations
,
November 2014 in “Journal of Endocrinological Investigation” This review discusses cross-sex hormone therapy for managing gender dysphoria in transsexual individuals and reports no new clinical results; it highlights the need for education and culturally sensitive training for healthcare professionals.
18 citations
,
October 2018 in “Journal of The American Academy of Dermatology” This review indicates that many former FDA category D and X systemic dermatologic medications may negatively impact male fertility, with further research needed to assess potential teratogenic effects.
17 citations
,
May 2021 in “Journal of Assisted Reproduction and Genetics” This study reviews the mechanisms by which SARS-CoV-2 may impact male fertility, noting potential disruptions in spermatogenesis and hormone secretion, and underscores the need for follow-up in recovered men.
15 citations
,
October 2012 in “International Urology and Nephrology” This case report describes a 40-year-old man whose secondary infertility, observed after prolonged finasteride use for hair loss, resolved following discontinuation of the drug, resulting in a live birth.
14 citations
,
January 2018 in “Advances in Clinical Chemistry” This review discusses the evaluation of hyperandrogenemia in women and hypogonadism in men across different life stages and presents biomarkers used for diagnosing male hypogonadism, reporting no new clinical results.
13 citations
,
January 2019 in “Endocrine journal” This study found that transdermal DHT treatment increased penile length in boys with 5α-reductase type 2 deficiency, but post-pubertal growth was limited and carried potential prostate complications.
10 citations
,
January 2009 in “Elsevier eBooks” This review discusses the structure, functions, and growth cycle of human hair, emphasizing its reduced growth and protective roles, and reports no new research findings.
8 citations
,
December 2016 in “Revista Medica De Chile” This article reviews the safety of finasteride by examining existing literature and does not report new findings, highlighting the ongoing controversies regarding its adverse effects.
3 citations
,
June 2025 in “Drug Design Development and Therapy” This review highlights the role of disrupted glycolysis in exacerbating reproductive and metabolic abnormalities in PCOS and suggests that agents like metformin and resveratrol may help restore glycolytic balance and improve ovarian function.
2 citations
,
February 2018 in “InTech eBooks” This book discusses current research on polycystic ovary syndrome, including diagnosis, management, and the impact of lifestyle changes, without reporting new clinical results.
January 2026 in “Frontiers in Pharmacology” This pharmacovigilance study identified 19 drugs with high potential risk for causing male infertility, including hormonal agents, antineoplastic drugs, and antidepressants, emphasizing the need for fertility counseling and possible sperm cryopreservation in reproductive-age males before using such treatments.
September 2025 in “International Journal of Innovative Technologies in Social Science” This review found that dutasteride is more effective than finasteride in increasing hair count and shaft thickness for androgenetic alopecia in men, with potential for reduced systemic side effects through mesotherapy, although further research is needed on long-term safety and dosage.