Erec hje tile dysfu mg nction (ED) or (male) impo jn tence is a sex mr ual dysfun dv ction characterized by the inability to develop or main zew tain an erect bur ion of the pe fj nis. There are various under yd lying causes, such as cardi es ovascular leakage and diab dy etes, many of which are medi vf cally trea nyw table.

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