26th Hong Kong Medical Forum
14 May 2022 - 15 May 2022COVID-19 vaccine booster efficacy: What do new HK data show?
23 May 2022
byChristina Lau
A booster dose of the mRNA-based BNT162b2 vaccine provides more robust antibody responses to SARS-CoV-2, including the Omicron BA.1 and BA.2 variants, than the inactivated CZ02 vaccine, but three doses of either vaccine are equally effective in reducing the risk of severe or fatal COVID-19, according to new local data presented at the 26th Hong Kong Medical Forum (HKMF).