Brandon Sun By: Michele LeTourneau, Local Journalism Initiative Reporter Posted: Save to Read Later Dr. Supriya Sharma, chief medical advisor at Health Canada, speaks while Dr. Marc Berthiaume, director of the bureau of medical sciences at Health Canada, listens, during a press conference to announce that Health Canada has authorized the Moderna COVID-19 vaccine in Ottawa on Dec. 23. (The Canadian Press) The Moderna vaccine — which requires less stringent measures to keep it viable as compared to the Pfizer vaccine — is arriving in Manitoba and 5,300 of 7,300 doses are destined for First Nations people. Advertisement The Moderna vaccine — which requires less stringent measures to keep it viable as compared to the Pfizer vaccine — is arriving in Manitoba and 5,300 of 7,300 doses are destined for First Nations people.