It may take time for the pills to begin their action. This time which we refer to as the actionable time for the pills is around 15 to 30 minutes depending on the strength. Anyways the first thing that is happening is that of the generic substance Sildenafil that mixes with blood. When Cenforce gets into your blood it begins showing off some hormonal changes. This begins with a rise in the levels of cGMP before which the PDE-5 hormone secretion will come to a complete stop. cGMP levels on getting on the higher side will activate the levels of higher amounts of nitric oxide secretion. This is where the blood vessels of the penile region will start dilating that is easing off to allow more blood to fill into the penis tissues. It is thus that you can get a hard penis erection easily due to higher blood flow that is coupled with increasing penis sensitivity. cenforce 200 wholesale cenforce 200mg cenforce 200mg paypal cenforce 200mg online