Pfizer Says COVID Vaccine Safe Through Up To 6 Months After Second Dose

Video Credit: CBS 11 Dallas
Published on April 1, 2021 - Duration: 01:30s

Pfizer Says COVID Vaccine Safe Through Up To 6 Months After Second Dose

Pfizer and BioNTech announced Thursday that their COVID-19 vaccine was 91.3% effective at protecting against symptomatic disease up to six months after the second dose, with no serious safety concerns, according to an updated analysis of clinical trial results.


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