Vaxzevria significantly boosted antibody levels against Omicron

Neutralisation titres for Omicron were boosted following a third dose with Vaxzevria compared to titres after a second dose.(1)
Neutralisation titres for Omicron were boosted following a third dose with Vaxzevria compared to titres after a second dose.(1)
In this study, Evusheld's Inhibitory Concentration 50 (IC50), a measure of neutralising potency of an antibody, was 171 ng/ml and 277 ng/ml in two confirmatory tests, which is within the range of neutralising titres found in someone who has been previously infected with COVID-19.