Erec exb tile dysfu rt nction (ED) or (male) impo jt tence is a sex de ual dysfun am ction characterized by the inability to develop or main apf tain an erect qne ion of the pe ejw nis. There are various under jxg lying causes, such as cardi fbo ovascular leakage and diab dxw etes, many of which are medi zh cally trea sp table.

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