Erec mi tile dysfu sy nction (ED) or (male) impo hbt tence is a sex rxo ual dysfun ri ction characterized by the inability to develop or main rw tain an erect kqj ion of the pe xht nis. There are various under eyr lying causes, such as cardi jp ovascular leakage and diab cd etes, many of which are medi bo cally trea wna table.

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