Protection from Omicron drops just months after booster vaccine

We know booster vaccinations significantly improve protection against Omicron – but for how long? According to new research, the high level of protection against the risk of a serious Omicron coronavirus infection requiring hospital treatment begins to drop only a few months after a BioNTech/Pfizer booster vaccination. “Pfizer BioNTech Covid-19 booster doses significantly improve protection against omicron, although that protection seems to wane after 3 months against emergency room visits, and even for hospitalization,” said the study’s lead author, epidemiologist Sara Y. Tartof of the Kaiser…

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