GETTING MY VIAGRA TO WORK

Sildenafil is usually a strong and selective inhibitor of cGMP-unique phosphodiesterase form 5 (PDE5), that's liable for degradation of cGMP in the corpus cavernosum. The molecular structure of sildenafil is analogous to that of cGMP and acts as being a aggressive binding agent of PDE5 inside the corpus cavernosum, resulting in extra cGMP and great