Chronic Treatment With Finasteride Daily Does Not Affect Spermatogenesis Or Semen Production In Young Men

October 2000 in “ The Journal of Urology ”

James W. Overstreet, Vivian L. Fuh, Justin Gould, Stuart S. Howards, Michael M. Lieber, Wayne J.G. Hellstrom, Stephen M. Shapiro, Peter R. Carroll, RANDLE S. CORFMAN, Stavros Petrou, Roger Lewis, Paolo Toth, T. Shown, J. Roy, Jonathan P. Jarow, Johan Sebastian Bonilla, C.A. Jacobsen, Dayong Wang, Keith D. Kaufman

finasteride Propecia

TLDR Finasteride daily doesn't affect sperm production or semen in young men.

The study found that chronic treatment with finasteride daily did not affect sperm production or semen in young men. The study involved 99 men who took finasteride daily for 6 months and found no significant changes in sperm count, motility, or morphology, as well as no changes in semen volume or pH. The study suggests that finasteride does not have a negative impact on male fertility. The document does not relate to hair loss or alopecia.

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