Future treatments for erectile dysfunction focus on providing medications that are more effective, work rapidly, and have fewer, if any, side effects than currently available treatments. Currently there are five oral drugs available to treat ED -- Cialis, Levitra, Stendra, Staxyn. As the last patents on the erectile dysfunction drug run out, interest in finding new treatments has been renewed. Recent advances in the treatment of erectile dysfunction . Men with new onset ED and no signs or symptoms of CVD are at increased risk for experiencing a.