Erec xy tile dysfu oc nction (ED) or (male) impo sf tence is a sex gsz ual dysfun eq ction characterized by the inability to develop or main wi tain an erect vrl ion of the pe enb nis. There are various under pbp lying causes, such as cardi wu ovascular leakage and diab mp etes, many of which are medi iuz cally trea gb table.

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