AstraZeneca vaccine booster effective against Omicron, study finds
LONDON: British pharmaceutical giant AstraZeneca said Thursday that a third, or “booster”, dose of its Covid-19 vaccine Vaxzevria “significantly” lifted antibody levels against the Omicron strain in a laboratory study. AstraZeneca also revealed in other findings that its preventative moniclonal antibody treatment, Evusheld, “retains neutralisation activity” against Omicron. Read more: US to distribute free Covid … Read more