Thai PBS Thai PBS
mRNA booster shot provides some level of protection against Omicron, research shows

mRNA booster shot provides some level of protection against Omicron, research shows

14 Sept 02:32 Key points summarised by AI
  • An mRNA booster shot provides some short-term protection against Omicron infection, though the duration and effectiveness against severe disease are uncertain.
  • Two doses of COVID-19 vaccines offer substantially lower protection against Omicron compared to Delta, with some studies observing negative effectiveness against Omicron for two-dose recipients.
  • A third mRNA vaccine dose increased protection against Omicron infection to 37% seven days after administration, indicating a modest boost despite the variant's immune evasion.
  • The research suggests that current two-dose regimens are insufficient for Omicron protection, implying a need for additional public health strategies, antivirals, or updated vaccines.
Read full article
News 1/1
Skip > Skip >