wn to share several mechanisms of action with compounds used in Western medicine to treat impotence. In particular, icariin is a weak PDE5 inhibitor in vitro[3][4][5] and to enhance the production of nitric oxide,[6] as well as mimicking the effects of testosterone in rats.[7][unreliable medical source?] It is a weak antioxidant[8][9] and has antidepressant-like effects in mice.[10][11][12] It also has neuroprotective effects in rats.Product function?(1) Stimulate nervous system, promoting sexu