STUDY: Pfizer Vaccine Effective For At Least Six Months

CNN reports:

The ongoing Phase 3 clinical trial of Pfizer/BioNTech’s coronavirus vaccine confirms its protection remains high for at least six months after the second dose, the companies said Thursday.

Protection likely lasts even longer than that, vaccine experts say, but they say having data showing good protection six months after people were vaccinated is good news.

The vaccine remains more than 91% effective against disease with any symptoms for six months, the companies said in a statement. And it appeared to be fully effective against the worrying B.1.351 variant of the virus, which is the dominant strain circulating in South Africa.

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Pfizer says Covid-19 vaccine protection lasts at least six months, protects against variants | ⁦@maggiemfox⁩ https://t.co/6YRjwkqtta

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