3rd vaccination against Omicron waning in 10 weeks (2nd jab worthless at 20 weeks - UK data) - Dec 23, 2021

Booster protection wanes against symptomatic Omicron infections, British data suggests New York Times

Also reported at COVID Booster Protection May Wane in About 10 Weeks, New Data Shows - WebMD

• "Among those who received two doses of the AstraZeneca vaccine, a booster of the Pfizer or Moderna vaccine was 60% effective at preventing symptomatic disease 2 to 4 weeks after the shot. But after 10 weeks, the Pfizer booster was 35% effective, and the Moderna booster was 45% effective."
• "The report was based on an analysis of 148,000 Delta cases and 68,000 Omicron cases in the U.K. through Dec. 20. "

From SARS-CoV-2 variants of concern and variants under investigation in England
   - Technical briefing 33 23 December 2021 below

3 Pfizer

2 Pfizer - vaccination INCREASES the risk of Omicron at 20 weeks?

More vaccinated than unvaccinated have gone into hospital with Omicron

 Download the UK PDF from VitaminDWiki

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