Pfizer/BioNTech vaccine

December 31, 2021 (Reuters) – Sinovac’s two-dose COVID-19 vaccine followed by a booster Pfizer-BioNTech shot showed a lower immune response against the …

Recent lab data suggests the Pfizer antiviral Covid pill retains its effectiveness against the fast spreading Omicron variant. NEW YORK, Dec 14, …

December 8, 2021 (Reuters) – BioNTech and Pfizer (PFE.N) said on Wednesday a three-shot course of their COVID-19 vaccine was able to neutralise the …