Has anyone tried this?
inkanatural.com/en/arti.asp? … narpo-male
“Herbalists and practitioners in Peru believe that huanarpo macho can block alpha-adrenoreceptors which reduce the effect of hormones that cause vasoconstriction of blood vessels in penile tissues and augment the production of norepinephrine which is essential in maintaining erectile function. Based on the chemistry of the plant, there is some support for that type of mechanism of action.”