Erec vd tile dysfu vx nction (ED) or (male) impo tp tence is a sex qg ual dysfun zw ction characterized by the inability to develop or main jcf tain an erect ux ion of the pe nhf nis. There are various under dxp lying causes, such as cardi pv ovascular leakage and diab oy etes, many of which are medi ba cally trea md table.

3 different tablets are currently avai fbm lable from the doc sa tor and these work when there is se bry xual stimul kpx ation. Depe zr nding on the treatment, it will need to be taken 20 minutes to 1 hour before se wkh x and the period of time over which it works can vary between 3 hours and up to 36 hours.