Updated Covid vaccines need to target XBB omicron variants this fall, FDA staff saysVaccine manufacturers Pfizer, Moderna and Novavax will be expected to update their shots according to the strain the FDA selects for the fall.[Collection]

Vaccine manufacturers Pfizer, Moderna and Novavax will be expected to update their shots according to the strain the FDA selects for the fall.https://www.cnbc.com/2023/06/12/new-covid-vaccines-in-fall-need-to-target-xbb-variant-fda-staff-says.html