NOT KNOWN FACTUAL STATEMENTS ABOUT VIAGRA

Sildenafil is often a strong and selective inhibitor of cGMP-certain phosphodiesterase form five (PDE5), that is to blame for degradation of cGMP in the corpus cavernosum. The molecular structure of sildenafil is comparable to that of cGMP and acts for a aggressive binding agent of PDE5 in the corpus cavernosum, resulting in far more cGMP and eleva