Health Canada is informing Canadians and healthcare professionals about changes to the product labels of the Janssen and Vaxzevria (AstraZeneca) COVID-19 vaccines.

The Department is updating the label of the Janssen COVID-19 Vaccine to provide additional information about the very rare risk of immune thrombocytopenia (ITP), an autoimmune condition, and the rare risk of venous thromboembolism (VTE) following vaccination.

Health Canada is also updating the label of the Vaxzevria (AstraZeneca) COVID-19 vaccine to provide additional information about the very rare risk of thrombocytopenia, including the very rare risk of ITP, following vaccination.

HMC