Epimedium, also known as barrenwort, bishop’s hat, fairy wings, horny goat weed, rowdy lamb herb, randy beef grass or yin yang huo (Chinese:...
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Interactions with Sexuality 6.1. Erections Icariin is a selective PDE5 (enzyme) inhibitor with an IC50 value between 0.75-1.1mM depending on PDE5 isoform and an EC50...
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Written or reviewed by a board-certified physician. See About.com’s Medical Review Board. What is Horny Goat Weed? Horny goat weed is a leafy...
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