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. 2004;6(Suppl 9):S31–S39.

Table 1.

Most Frequent Drug-Related Adverse Events Noted in EPICS

Dutasteride Finasteride
0.5 mg 5 mg
n = 813 n = 817
Any adverse event 17% 20%
Any sexual event 11% 14%
Impotence 7% 8%
Decreased libido 5% 6%
Ejaculatory disorder 1% l%
Gynaecomastia l% l%

EPICS, Enlarged Prostate International Comparative Study.

Data from GlaxoSmithKline7 and Andriole GL and Kirby R.8