Advances in the diagnosis and treatment of erectile dysfunction (ED) over the past decade have led to a refined approach to the management of this common disorder. Recently, the Canadian Male Sexual Health Council, in conjunction with the Guidelines Committee of the Canadian Urology Association, developed an ED treatment guideline for physicians. This step-wise approach using oral agents and a minimal workup as the first-line approach, followed by more invasive second- and third-line treatments in difficult to treat cases, has become accepted management in most developed countries. A simplified treatment algorithm is presented, highlighting this treatment strategy