THE FACT ABOUT VIAGRA THAT NO ONE IS SUGGESTING

Sildenafil is usually a strong and selective inhibitor of cGMP-certain phosphodiesterase sort 5 (PDE5), which happens to be to blame for degradation of cGMP while in the corpus cavernosum. The molecular construction of sildenafil is similar to that of cGMP and functions like a competitive binding agent of PDE5 inside the corpus cavernosum, causing