AstraZeneca’s Covid Drug No Longer Authorized For Use in US (1)

AstraZeneca Plc’s Covid antibody drug is no longer authorized for use in the US, regulators said Thursday, as it’s unlikely to work against strains of the virus that are now dominant across the country.

Astra’s drug, called Evusheld, was authorized in December 2021 to prevent Covid infection in high-risk people, but has been rendered less effective by the virus’ mutations.

At this point, fewer than 10% of the variants currently circulating in the US appear to be responsive to Astra’s treatment, the US Food and Drug Administration said in a statement.

In the meantime, Astra said in ...