

Thrombosis with thrombocytopenia syndrome following vaccination with AstraZeneca Vaxzevria/COVISHIELD COVID-19 vaccine.Evidence indicates that the benefits of COVID-19 vaccines continue to outweigh the risks of the disease.Adverse events may occur after being vaccinated with a COVID-19 vaccine, but they are not necessarily related to the vaccine.Health Canada and PHAC continue to monitor this closely. In Canada as well, we’ve detected no safety signal of ischemic stroke following COVID-19 mRNA bivalent boosters. As of April 19, 2023, FDA’s monitoring systems and programs have not detected any safety signals for ischemic stroke following COVID-19 mRNA bivalent boosters.Any unexpected safety concerns are detected quickly and acted upon immediately. These processes include meeting regularly to review the data with provincial and territorial partners, the regulator, research networks and medical advisors. COVID-19 is on track to be the third leading cause of death in 2022, for the third year in a row, and this year, about half of those deaths over the course of the year were among people who. All serious adverse event reports undergo medical review to see if there are any safety issues needing further action.That’s why you may need to wait for a period of time after you receive a vaccination so that you can receive treatment in case of an allergic reaction. They include anaphylaxis (a severe allergic reaction), which has been reported 774 times (1 report per 100,000 doses administered) for all COVID-19 vaccines across Canada. Serious adverse events are rare, but do occur.Most adverse events are mild and include soreness at the site of injection or a slight fever.

596 were considered non-serious (0.007% of bivalent COVID-19 doses administered) and 197 (0.002% of bivalent COVID-19 doses administered) were considered serious. Of the 54,569 individual reports, 793 were following a bivalent vaccine.Of the 55,145 individual reports, 44,239 were considered non-serious ( 0.045% of all doses administered) and 10,906 were considered serious ( 0.011% of all doses administered).That’s about 6 people out of every 10,000 people vaccinated who have reported 1 or more adverse events. Adverse events (side effects) have been reported by 55,145 people.

