Home / Ask The Experts / Are the original monovalent or bivalent formulations of Pfizer-BioNTech, Moderna, or Novavax COVID-19 vaccines recommended for use in any situation?

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Are the original monovalent or bivalent formulations of Pfizer-BioNTech, Moderna, or Novavax COVID-19 vaccines recommended for use in any situation?

No. Only the updated (2023–2024 Formula) COVID-19 vaccines are currently authorized or approved for use in the United States.

Last reviewed: October 26, 2023

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Are the original monovalent or bivalent formulations of Pfizer-BioNTech, Moderna, or Novavax COVID-19 vaccines recommended for use in any situation?

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