Guidance

COVID-19 vaccination: blood clotting information for healthcare professionals

Information for healthcare professionals on blood clotting following COVID-19 vaccination.

• From: UK Health Security Agency
• Published: 7 April 2021
• Last updated: 14 February 2022
  Show all updates

  1. 14 February 2022

     Updated to include information on the risk of relapse of thrombosis and thrombocytopenia symptoms and risk of new or relapse of immune thrombocytopenic purpura following COVID-19 vaccinations.

  2. 3 September 2021

     Added print version.

  3. 23 August 2021

     Updated guidance document.

  4. 8 June 2021

     Updated to include: antiphospholipid syndrome, interchangeability of COVID-19 vaccines, samples required for whole genome sequencing and the latest MHRA data.

  5. 7 May 2021

     Updated information for healthcare professionals on blood clotting following COVID-19 vaccination.

  6. 9 April 2021

     Updated sections: 13, 14, 16, 17, 19, 21 and 22.

  7. 8 April 2021

     Added print version.

  8. 7 April 2021

     First published.

Applies to England

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Information for healthcare professionals on blood clotting following COVID-19 vaccination

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Information for healthcare professionals on blood clotting following coronavirus (COVID-19) vaccination.

This publication is subject to extensive and regular revisions and we recommend linking to the latest version to ensure that you are giving the most up-to-date clinical advice and guidance.