Study of the efficacy of Korean Red Ginseng in the treatment of erectile dysfunction.

Aim: To examine the treatment efficacy of Korean Red Ginseng (KRG) in impotent men with erectile dysfunction (ED).

Methods: A total of 60 patients presenting mild or mild to moderate ED were enrolled in a double-blind, placebo-controlled study in which the efficacies of KRG and a placebo were compared. The patients received either 1,000 mg (3 times daily) of KRG or a placebo.