2 citations
,
October 2000 in “The Journal of Urology” Finasteride daily doesn't affect sperm production or semen in young men.
104 citations
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October 1999 in “The Journal of Urology” Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
23 citations
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January 2007 in “Archives of Andrology” Finasteride may negatively affect male fertility.
Finasteride improves hair but may reduce sperm quality at higher doses.