Beta-blocking agents and erectile dysfunction after acute myocardial infarction: guilty or innocent?

We read with interest the paper by Silvestri et al.1 on the report of erectile dysfunction (ED) after therapy with beta-blockers. An acknowledged preliminary look at an important topic. The author found that the incidence of ED was 3% in the group not knowing which drug they were taking, 16% in the group knowing that they were receiving a beta-blocker and 31% in the group also knowing the …