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JAMA· 2021Q1

Reports of Anaphylaxis After Receipt of mRNA COVID-19 Vaccines in the US—December 14, 2020-January 18, 2021

Tom T. Shimabukuro, Matt Cole, John R. Su

Short summary

An analysis of anaphylaxis reports following mRNA COVID-19 vaccination in the US (Dec 14, 2020 - Jan 18, 2021) identified 47 verified cases, with a rate of 2.5 cases per million doses administered.

AI-generated from the title and abstract; the full text is not read.

Key points

  • 47 verified cases of anaphylaxis were reported after receiving mRNA COVID-19 vaccines.
  • Anaphylaxis occurred at a rate of 2.5 cases per million doses administered.
  • Most reactions happened within 30 minutes post-vaccination.
  • The majority of individuals experiencing anaphylaxis were women.

AI-generated from the title and abstract; the full text is not read.

Abstract

This JAMA Insights review provides clinical details of anaphylactic reactions reported to and verified by the CDC in the first month of use of the Pfizer-BioNTech and Moderna COVID-19 vaccines in the US, December 14, 2020-January 18, 2021.

The authors' abstract, as published at the source. JAMA, 2021 · DOI ↗

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Field: Immunology and Allergy

Immunology and AllergyMedicine