15 million J&J COVID Vaccines Thrown Away After Ingredient Mix-Up With AstraZeneca
The mix-up at a Baltimore manufacturing plant forced regulators to delay authorization of the plant’s production lines and prompted an FDA investigation Fifteen million doses of Johnson & Johnson (J&J’s) vaccine failed quality control after workers at a Baltimore manufacturing plant negligently combined ingredients from AstraZeneca and J&J’s COVID vaccine.

The mix-up forced regulators to delay authorization of the plant’s production lines and prompted an investigation by the U.S. Food and Drug Administration (FDA).

According to The New York Times, the plant is run by Emergent BioSolutions, a manufacturing partner with J&J and AstraZeneca, whose vaccine has yet to be authorized for use in the U.S.