Several Medications Associated With Erectile Dysfunction CMENews Author: Emma Hitt, PhDCME Author: Charles P. Vega, MDAuthors and DisclosuresCME Released: 11/28/2011; Valid for credit through 11/28/2012Clinical ContextMore than one third of men older than 60 years can have erectile dysfunction (ED), and multiple chronic medical conditions as well as habits such as smoking can increase the risk