Pfizer vaccine protects at least 6 months

Updated July 29 2021 - 7:30am, first published 7:26am
New Pfizer data shows its coronavirus vaccine remains 84 percent effective after six months.
New Pfizer data shows its coronavirus vaccine remains 84 percent effective after six months.

The effectiveness of the Pfizer vaccine as a shield against coronavirus has been found to wane slightly over time, but remains strongly protective for at least six months after the second dose.

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