570,556 snapshots · latest May 3, 2026
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Browse and search historical snapshots. This is an archive — not current guidance or medical advice. Archived content may be incomplete, outdated, or superseded. For up-to-date recommendations, always consult the official source website.
For background on coverage and capture methods, see Methods & coverage.
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386,223 snapshots · latest Apr 14, 2026
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Update on immunization in pregnancy with Tdap vaccine - Canada.ca Français fr / Search Search Canada.ca Search Jobs and the workplace Immigration and citizenship Travel and…
Archived: Update on Pertussis Vaccination in Pregnancy - Canada.ca We have archived this page and will not be updating it. You can use it for research or reference. Français fr / Search…
Statement on the Booster for 4-6 year-olds for Protection against Pertussis - An Advisory Committee Statement (ACS) - National Advisory Committee on Immunization (NACI) - Canada.ca Français fr / Gouvernement du…
Executive summary: Literature review - Update on immunization in pregnancy with Tdap vaccine - Canada.ca Français fr / Search Search Canada.ca Search Jobs and the workplace…
ARCHIVED - Literature review on DTaP based penta- and hexavalent vaccines approved for clinical use in Canada - Canada.ca Français fr / Search Search Canada.ca Search Jobs and…
Recommendations on the Duration of the Post-vaccination Observation Period for Influenza Vaccination during the COVID-19 Pandemic - Canada.ca Français fr / Search Search Canada.ca Search…
Archived: Research priorities for COVID-19 vaccines to support public health decisions - Canada.ca We have archived this page and will not be updating it. You can use it for research or reference. Français fr /…
COVID-19: Continuity of immunization programs during the pandemic: Interim guidance - Canada.ca Français fr / Search Search Canada.ca Search Jobs and the workplace Immigration…
Archive: Use of influenza vaccine in the presence of COVID-19: Guidance, September 23, 2022 - Canada.ca We have archived this page and will not be updating it. You can use it for research or reference. Français fr…
Archived: Preliminary guidance on key populations for early COVID-19 immunization [2020-11-03] - Canada.ca We have archived this page and will not be updating it. You can use it for research or reference. Français…
Early release: coverage and features are still expanding.
