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Reports of anaphylaxis after coronavirus disease 2019 vaccination, South Korea, 26 February to 30 April 2021. | LitMetric

Reports of anaphylaxis after coronavirus disease 2019 vaccination, South Korea, 26 February to 30 April 2021.

Euro Surveill

Adverse Event Management Team, Immunization Safety Group, COVID-19 Vaccination Task Force, Korea Disease Control and Prevention Agency, Cheongju-si, South Korea.

Published: August 2021

AI Article Synopsis

  • South Korea's mass vaccination campaign from February 26 to April 30, 2021, administered 3.8 million COVID-19 vaccine doses.
  • Out of 173 suspected anaphylaxis cases reported, 44 were confirmed as actual anaphylaxis using established case definitions.
  • The rates of anaphylaxis were 18.2 per million doses for Vaxzevria and 6.2 per million for Comirnaty, with symptoms typically appearing 14 minutes after vaccination, and most patients had recovered by the time of review.

Article Abstract

The South Korea mass vaccination programme administered 3.8 million doses of COVID-19 vaccinations between 26 February and 30 April 2021. After 173 suspected anaphylaxis reports to the nationwide monitoring system for adverse events following immunisation, 44 anaphylaxis cases were confirmed using Brighton Collaboration case definitions. The rates per million doses were 18.2 cases and 6.2 cases for Vaxzevria and Comirnaty, respectively. Median time of onset was 14 min after vaccination and most cases had recovered at the time of review.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8380974PMC
http://dx.doi.org/10.2807/1560-7917.ES.2021.26.33.2100694DOI Listing

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