PRAC assessing reports of myocarditis with Comirnaty (Pfizer) and Moderna COVID-19 Vaccines

Cases of myocarditis and pericarditis have been reported following vaccination with Comirnaty. There is currently no indication that the cases are due to the vaccine, but further data are being reviewed. The Moderna vaccine, also an mRNA vaccine, will also be monitored for cases

Source:

European Medicines Agency