No Flu Nasal Spray Next Season: Why Is This Vaccine Not Working?

People who prefer to get the nasal spray version of the flu vaccine, as opposed to the flu shot, will be out of luck next season: Health officials say the nasal spray should not be used this coming fall and winter. The decision was based on new data showing that the nasal spray was not very effective at preventing flu from 2013 to 2016, according to the Centers for Disease Control and Prevention. In fact, last flu season (2015 to 2016), the nasal flu vaccine had no protective benefit for childre