THE 2-MINUTE RULE FOR VIAGRA

Sildenafil is actually a powerful and selective inhibitor of cGMP-specific phosphodiesterase sort five (PDE5), that is to blame for degradation of cGMP inside the corpus cavernosum. The molecular framework of sildenafil is similar to that of cGMP and functions for a aggressive binding agent of PDE5 inside the corpus cavernosum, causing more cGMP an