NEW YORK, N.Y. — Pfizer announced Wednesday that data shows a third dose of its COVID-19 vaccine can “strongly” boost protection against the highly transmissible delta variant. The pharmaceutical and ...

Phase 1 safety and immunogenicity data in individuals who received a third dose of the Pfizer-BioNTech vaccine (BNT162b2) show a favorable safety profile and robust immune responses The booster dose ...

A third dose of the Pfizer/BioNTech COVID-19 vaccine can "strongly" boost protection against the delta variant -- beyond the protection afforded by the standard two doses, suggests new data released ...

The U.S. Food and Drug Administration has authorized booster shots of the Moderna and Pfizer COVID-19 vaccines for all adults ages 18 and older. On Friday, the FDA announced it had amended the ...

It’s just an extra vaccination that’s added onto your vaccination record, so I don’t see why it’s so complicated,” one mom said of the COVID-19 shot.