A Health Canada safety brief examines the link between vaccination with Pfizer’s Comirnaty or Moderna’s Spikevax and the risk of heavy menstrual bleeding.
Comirnaty Original and Omicron BA.4/BA.5 vaccine is now indicated for primary immunization, as well as for bivalent booster, in individuals five years of age or older.
Last year, a surge in RSV cases flooded U.S. hospitals with wheezing children. There are no vaccines for babies yet, though Pfizer and other companies are working on them.