
No Clinical Data in Health Canada’s ‘Thorough’ Review of Latest Pfizer COVID Shot
Published on December 14, 2023
Health Canada says it conducted a “thorough” review before authorizing Pfizer-BioNTech’s latest COVID-19 shot targeting an Omicron variant, but information it tabled this week indicates it’s still waiting on the pharma giant to provide clinical data. Health Canada provided the information on Dec. 11 in response to multiple vaccine-related questions filed in an order paper by NDP MP Don Davies. Mr. Davies asked about Health Canada’s authorization of Pfizer-BioNTech’s Comirnaty Omicron XBB.1.5 and Moderna’s Spikevax XBB.1.5 monovalent injections, and whether there is any clinical data demonstrating their efficacy and safety. Health Canada answered that effectiveness data were provided for Moderna’s, but not for Pfizer’s....
