VIAGRA FOR DUMMIES

Sildenafil is often a powerful and selective inhibitor of cGMP-distinct phosphodiesterase sort 5 (PDE5), which can be liable for degradation of cGMP while in the corpus cavernosum. The molecular framework of sildenafil is comparable to that of cGMP and acts like a aggressive binding agent of PDE5 from the corpus cavernosum, resulting in additional