Erec dck tile dysfu ftv nction (ED) or (male) impo am tence is a sex fkg ual dysfun gbn ction characterized by the inability to develop or main bio tain an erect xg ion of the pe wt nis. There are various under an lying causes, such as cardi rm ovascular leakage and diab vy etes, many of which are medi jt cally trea ut table.

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