Sell Topical Impotence Materials

Enlarge erection alkaloids is liposoluble ON donor , can penetrate the Buck's fascia and albuginea into the corpora cavernosum ,to endothelial cells and parasympathetic nerve endings release of NO, stimulating guanylate cyclase, to change GTP for cGMP, the latter as a second messenger, can relax smooth muscle, the expansion of blood vessels, resulting in penile erection