RSV monoclonal Beyfortus was 90% effective at preventing hospitalizations in children this winter: CDC

“It’s basically really good news,” said Sean O’Leary, a professor of pediatrics at the University of Colorado School of Medicine and a pediatric infectious diseases specialist at Children’s Hospital Colorado. “In some clinical trials we see some level of effectiveness … but then when it’s rolled out in the real world, for any number of potential reasons, things don’t work out as well as they had in the clinical trials.”