12 citations
,
February 2003 in “European Urology Supplements” Dutasteride reduces DHT more effectively than finasteride.
22 citations
,
January 2006 in “International Journal of Andrology” This study found that coadministration of 5α-reductase inhibitors with oral testosterone in oil significantly increases serum testosterone levels in medically castrated men compared to testosterone alone, with food intake minimally affecting these levels.
January 2026 in “Open Science Framework” In this study, network meta-analyses were used to explore the ranking of various 5-alpha reductase inhibitor regimens on reducing dihydrotestosterone levels and to investigate whether this reduction correlates with increased total hair density in male androgenetic alopecia.
8 citations
,
May 2011 in “Journal of Pharmacology and Experimental Therapeutics” In this study, the safety of finasteride in rats varied depending on dosing time, while its effectiveness on prostate weight reduction remained consistent.
42 citations
,
December 2015 in “International Journal of Clinical Pharmacology and Therapeutics” This study found that applying a novel 0.25% finasteride solution to the scalp can effectively reduce scalp DHT levels in men with androgenetic alopecia, potentially reducing systemic side-effects.