Erec mt tile dysfu iij nction (ED) or (male) impo mei tence is a sex pr ual dysfun lle ction characterized by the inability to develop or main rpm tain an erect vdd ion of the pe oj nis. There are various under xf lying causes, such as cardi gu ovascular leakage and diab hr etes, many of which are medi dbe cally trea ue table.

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