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Pfizer: 4th COVID-19 vaccine dose will be needed
RELATED: Mandatory masking in schools reduced COVID-19 cases during delta surge, study finds"It's not that good against infections, but doesn't last very long," he continued. Bourla said he has submitted data on a fourth dose to the Federal and Drug Administration."Many variants are coming and omicron was the first one that was able to evade in a skillful way, the immune protection that we're giving," he added.According to the U.S. Centers for Disease Control and Prevention, anyone 12 years or older, who received the two-dose Pfizer-BioNTech vaccine, should get a third, booster shot at least five months after the second shot. Vaccines still offer strong protection against serious illness from any type of COVID-19.