June 1998 in “Biomedicine & Pharmacotherapy” Medical treatments like chemotherapy and radiotherapy can harm sperm production, so freezing sperm before treatment is important for men who want children later.
16 citations
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June 2022 in “Transgender Health” Oocyte retrieval is possible for transgender men on testosterone therapy without affecting fertility outcomes.
February 2026 in “Cureus” Testosterone therapy had limited benefits for a man with depression and suspected low testosterone, highlighting the need for careful diagnosis and treatment planning.
January 2022 in “Essentials in ophthalmology” Tamsulosin increases the risk of floppy iris syndrome during cataract surgery.
26 citations
,
March 2001 in “PubMed” Men's fertility and sexual health decline with age, with reduced testosterone and virility, and many lose fertility by their eighties.
19 citations
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June 2017 in “Asian journal of urology” Family doctors can manage older men with urinary symptoms using exams, tests, and medications.
November 2022 in “Journal of the Endocrine Society” A transman experienced lasting virilization symptoms after stopping testosterone, which were resolved with estradiol treatment.
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.
February 2024 in “The Journal of Sexual Medicine” 5-α reductase inhibitors do not significantly affect male reproductive function but may reduce semen volume.
Finasteride treatment increased blood volume and reduced vessel leakiness in beagle prostates.
3 citations
,
October 2015 in “PubMed” Finasteride may increase iris billowing risk during surgery, similar to tamsulosin.
20 citations
,
June 2017 in “Hormone Molecular Biology and Clinical Investigation” Long-term use of dutasteride for enlarged prostate may worsen blood sugar, cholesterol, and erectile dysfunction.
2 citations
,
January 2014 in “Elsevier eBooks” The document explains how sperm cells are produced, the role of testosterone in this process, and how toxins can reduce sperm count and fertility.
July 2016 in “Reactions Weekly” Cyproterone and finasteride reduced hypersexuality but caused serious side effects.
January 2026 in “Nature Reviews Urology”
17 citations
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February 2001 in “Urologia Internationalis” Stopping alpha-blocker medication after 6-9 months is safe and effective for most patients with bladder outlet obstruction.
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.
16 citations
,
January 2017 in “Asian journal of andrology/Asian Journal of Andrology” Men who start puberty later may have lower sperm quality and different hormone levels in adulthood.
7 citations
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December 2017 in “Journal of the European Academy of Dermatology and Venereology” Dutasteride is linked to a higher chance of sexual dysfunction, especially in younger males and the elderly.
October 2008 in “The Journal of Urology” Finasteride reduces prostate cancer risk but may increase high-grade tumors and has side effects; biopsy methods have similar outcomes; psychosocial factors affect sexual recovery post-surgery.
8 citations
,
January 1991 in “European Urology” Finasteride lowers DHT levels and raises testosterone in a dose-dependent way.
1 citations
,
October 2017 in “The Journal of Urology” Long-term medication for enlarged prostate might not clearly affect the timing or outcomes of later surgery.
18 citations
,
March 2004 in “The Journal of Urology” Hypospadiac rats showed abnormal genital development, useful for studying human hypospadias.
December 2023 in “Urogenital tract infection” Seminal bacteria can lower sperm quality in subfertile men.
January 2013 in “Zhonghua linchuang yishi zazhi” Taking finasteride for over a month before surgery reduces blood loss during TURP.
April 2017 in “The Journal of urology/The journal of urology” Long-term use of certain prostate drugs can worsen erectile dysfunction by changing penile tissue, especially in rats with high blood pressure.
January 2025 in “Investigative and Clinical Urology” SHPro® improved urinary symptoms and erectile function in men and is safe.
October 2019 in “Research Square (Research Square)” The junction of the inner and outer prepuce with good blood flow is best for vascular pedicle flaps.
10 citations
,
October 2012 in “Andrology” Prostate cancer can progress even with low testosterone due to internal hormone production in the tumor.
112 citations
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July 2012 in “The Journal of Sexual Medicine” Finasteride may cause long-lasting sexual side effects.