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While vaccines rely on an intact immune system to develop targeted antibodies and infection-fighting cells, AstraZeneca’s therapy Evusheld contains lab-made antibodies designed to linger in the body for months to contain the virus in case of an infection.
“Vaccines have proven to be the best defense available against COVID-19,” said Patrizia Cavazzoni, director of the Food and Drug Administration’s Center for Drug Evaluation and Research.
Pre-exposure prevention with Evusheld is not a substitute for vaccination in individuals for whom COVID-19 vaccination is recommended, the FDA said.
