> Anaphylaxis after COVID-19 vaccination is rare. It has occurred at a rate of approximately 5 cases per one million vaccine doses administered.
> Myocarditis and pericarditis after COVID-19 vaccination are rare... Data from VSD and from VAERS indicate that rates of myocarditis after COVID-19 vaccination are highest among males in their late teens and early 20s, usually following the second dose of the vaccine.
> Thrombosis with thrombocytopenia syndrome (TTS) has been rarely observed after J&J/Janssen COVID-19 vaccination and has occurred in approximately 4 cases per one million doses administered.
For example:
> Anaphylaxis after COVID-19 vaccination is rare. It has occurred at a rate of approximately 5 cases per one million vaccine doses administered.
> Myocarditis and pericarditis after COVID-19 vaccination are rare... Data from VSD and from VAERS indicate that rates of myocarditis after COVID-19 vaccination are highest among males in their late teens and early 20s, usually following the second dose of the vaccine.
> Thrombosis with thrombocytopenia syndrome (TTS) has been rarely observed after J&J/Janssen COVID-19 vaccination and has occurred in approximately 4 cases per one million doses administered.