The flu shot is different this year, thanks to Covid(tpr.org)
tpr.org
The flu shot is different this year, thanks to Covid
https://www.tpr.org/bioscience-medicine/2024-10-17/the-flu-shot-is-different-this-year-thanks-to-covid
https://www.tpr.org/bioscience-medicine/2024-10-17/the-flu-shot-is-different-this-year-thanks-to-covid
Additionally, there is a slight chance of B/Yamagata accidentally infecting the workers who manufacture the flu vaccine. The viruses, grown in eggs, are inactivated before being put into the shots: You cannot get influenza from the flu shot. But worker exposure to live B/Yamagata might occur before it's rendered harmless. "