Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
122 citations
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July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
May 2021 in “Journal of Advances in Internal Medicine” A 13-year-old with 46 XY DSD had ambiguous genitalia due to incomplete masculinization.
86 citations
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March 1993 in “Toxicology and Applied Pharmacology” Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.
18 citations
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March 2004 in “The Journal of Urology” Hypospadiac rats showed abnormal genital development, useful for studying human hypospadias.