rct
1998
High Quality
Finasteride in the treatment of men with androgenetic alopecia
Kaufman KD, Olsen EA, Whiting D, Savin R, DeVillez R, Bergfeld W, et al.
Published in Journal of the American Academy of Dermatology
Key Findings
Finasteride 1 mg/day inhibited type II 5-alpha-reductase, lowered scalp and serum DHT, and increased hair counts versus placebo over two years.
Conclusions
5-alpha reductase inhibition durably reverses androgen-driven follicular miniaturization.
Limitations
Pharmaceutical drug rather than supplement; industry funded.
Outcomes Measured
5-Alpha Reductase Inhibition
Primary
Finasteride, an inhibitor of type II 5alpha-reductase, decreases serum and scalp DHT by inhibiting conversion of testosterone to DHT.
Study Details
Year:1998
Sample Size:1,553
Duration:104 weeks
Quality Score:8/10
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