Erec cn tile dysfu ue nction (ED) or (male) impo xxk tence is a sex jyh ual dysfun liy ction characterized by the inability to develop or main fin tain an erect ych ion of the pe wqa nis. There are various under pp lying causes, such as cardi hmv ovascular leakage and diab ei etes, many of which are medi qyi cally trea vsx table.

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