Probably, you will ask me if how Generic Ciallis works. Generic Ciallis is called “the weekend pills” because of its long term effect. It is unique since no ED drugs have the capability of staying up to 36 hours. That is the reason why many men wanted to use Generic ciallis. However, sexual stimulation is necessary in order to activate this drug. No stimulation means no effect. Generic Ciallis allows the blood to flow into the penis, allowing it to erect. Aside from this benefit, Generic ciallis is also useful in treating pulmonary arterial hypertension.