Pfizer’s mRNA flu vaccine outperformed the standard flu shot in a Phase 3 clinical trial, according to results published Wednesday in the New England Journal of Medicine. The vaccine uses the same ...
Pfizer’s mRNA flu shot prevented more flu-like illness than a standard vaccine More than 18,000 adults took part in the study Side effects were mild and went away quickly FRIDAY, Nov. 21, 2025 ...
Pfizer has released the full data from its phase 3 trial of an mRNA flu vaccine candidate, with the potential new shot demonstrating 34.5% greater efficacy compared to a control vaccine. Of 9,225 ...
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