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Combined COVID-flu vaccine from Pfizer, BioNTech moving to late-stage testing

Combined COVID-flu vaccine from Pfizer, BioNTech moving to late-stage testing

Pfizer and BioNTech announced Thursday it would soon begin a Phase 3 trial for its combined flu and COVID-19 mRNA vaccine following “positive” results from its Phase 1/2 study. Phase 1 and 2 trials are meant to evaluate whether a new drug or treatment is both safe and effective. An official for Pfizer said Thursday […]