Erec veu tile dysfu ott nction (ED) or (male) impo vql tence is a sex ffy ual dysfun ljr ction characterized by the inability to develop or main rib tain an erect jt ion of the pe lys nis. There are various under udr lying causes, such as cardi iky ovascular leakage and diab uyf etes, many of which are medi oxr cally trea hr table.

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