13 citations
,
June 2018 in “Current Urology Reports” Hair loss drugs may cause sexual issues and infertility in men.
104 citations
,
October 1999 in “The Journal of Urology” Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
January 1999 in “Current Problems in Pediatrics” Swimming in Lake Malawi can lead to schistosomiasis, hepatitis B vaccine might cause temporary hair loss, and certain drinks affect kidney stone risk.
62 citations
,
April 2004 in “Expert Opinion on Pharmacotherapy” Finasteride effectively treats male pattern baldness, improving hair growth and density.
1 citations
,
November 2016 in “Journal of the Dermatology Nurses’ Association” Finasteride treats hair loss but may cause side effects like low libido and dizziness.
1 citations
,
January 2004 in “Expert Opinion on Pharmacotherapy” Finasteride effectively treats male pattern hair loss by promoting hair growth and density.
January 2013 in “Hair transplant forum international” Minoxidil and finasteride are effective for male hair loss; minoxidil also helps female hair loss, with some treatments needing more research.
Finasteride helps treat male hair loss but may lower sex drive.
125 citations
,
January 1999 in “Drugs” Finasteride effectively treats baldness but may cause sexual side effects.
Finasteride reduces prostate size and PSA levels in young patients.
October 2006 in “Aging Health” Dutasteride effectively treats benign prostatic obstruction, improves urinary flow, reduces prostate size, and may prevent prostate cancer, but can cause sexual side effects.
195 citations
,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
1 citations
,
January 2011 in “Journal of Human Reproductive Sciences” Finasteride may decrease semen quality but not harm sperm production, and stopping the drug can improve semen quality; hyperprolactinemia can cause infertility but is treatable with medication.
1054 citations
,
February 1998 in “The New England Journal of Medicine” Finasteride reduces urinary issues and surgery need in men with enlarged prostates by over 50%.
1040 citations
,
October 1992 in “The New England Journal of Medicine” Finasteride effectively treats BPH but may increase sexual dysfunction risk.
52 citations
,
February 2006 in “Current pharmaceutical design” 5α-reductase inhibitors and alpha-1 adrenergic antagonists together effectively treat benign prostatic hyperplasia, with long-term benefits.
9 citations
,
February 2020 in “International Journal of Endocrinology” Some men with early hair loss may have a male version of PCOS, affecting hormones and increasing health risks.
20 citations
,
April 2012 in “Fertility and Sterility” Finasteride causes lasting fertility decrease in rats.
April 2017 in “Actas urológicas españolas” 5-alpha reductase inhibitors increase the risk of sexual dysfunction in patients treating enlarged prostate but not in those treating hair loss.
10 citations
,
October 2018 in “Sexual medicine reviews” Men using hair loss drugs like finasteride may experience sexual side effects like erectile dysfunction, but it's unclear who will be affected and when. Treating depression and sexual symptoms is suggested, as these men often have higher rates of both. More research is needed to understand why these side effects occur.
11 citations
,
March 2010 in “International Journal of Andrology” Finasteride 1-mg doesn't harm sperm or pregnancy chances.
2 citations
,
January 2011 in “Yearbook of Urology” Stopping finasteride can improve sperm count in infertile men.
March 2000 in “The Journal of pharmacy technology” Finasteride effectively treats mild to moderate hair loss in men aged 18-41, with some side effects.
38 citations
,
December 2010 in “Fertility and Sterility” Finasteride may cause male infertility, stopping it can help.
57 citations
,
July 2016 in “The Journal of Sexual Medicine” 5α-reductase inhibitors increase the risk of sexual dysfunction, especially in men with enlarged prostate.
35 citations
,
April 2013 in “Sexual medicine reviews” 5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
August 2015 in “Dermatologica Sinica” Men with severe hair loss may have poorer sperm quality.
11 citations
,
March 2019 in “Journal of The American Academy of Dermatology” Some men taking finasteride for hair loss may experience sexual problems like erectile dysfunction and decreased sex drive, which can persist even after stopping the medication.
13 citations
,
January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.
72 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.