To report an adverse event (or suspected side-effect) experienced with a Pfizer medication (prescription or a vaccine) please contact us at 1 866 723-7111 or by fax at 1 855 242-5652. Reports can be made directly to Health Canada as well through the Canada Vigilance Program at 1 866 234-2345.

If you would like to report an adverse event related to a Pfizer product, we encourage you to visit our designated safety web portal, where you can efficiently and seamlessly report your experience. You can access this web portal at www.pfizersafetyreporting.com.

Healthcare professionals with additional questions about Pfizer products can visit pfizermedinfo.ca.