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On December 9, 2020, Health Canada approved the Pfizer–BioNTech COVID-19 vaccine.Vaccines were distributed amongst the provinces by the Federal government. [3] Ontario received an initial delivery of 6,000 doses of the Pfizer vaccine [4] of a total of 90,000 doses to be received before the end of 2020. [5]
Highly effective vaccines have reduced mortality related to SARS-CoV-2; for those awaiting vaccination, as well as for the estimated millions of immunocompromised persons who are unlikely to respond robustly to vaccination, treatment remains important. [4]
Vaccine Progress Doses ordered Approval Deployment Pfizer–BioNTech: phase III clinical trials 51-76 million [1] [2] [3] 9 December 2020 [4] 14 December 2020 Moderna: phase III clinical trials 44 million [5] 23 December 2020 [6] 31 December 2020 Oxford–AstraZeneca: phase III clinical trials 23.9 million [7] 26 February 2021 [8] 10 March 2021 [9]
A delivery of 1 million Moderna COVID-19 vaccines at Toronto Pearson International Airport in June 2021. On December 9, 2020, Health Canada authorized emergency use of the Pfizer–BioNTech COVID-19 vaccine under the Interim Order Respecting the Importation, Sale and Advertising of Drugs for Use in Relation to COVID-19. [32]
Users of this vaccine passport, the first in Canada, faced fewer COVID-19 public health restrictions. [2] By early July, the demand for the paper vaccine passports temporarily overwhelmed the system. At the same time, the province reached a new "marker in the pandemic"—the COVID-19 vaccines supply exceeded "demand on a daily basis." [2] [44]
National regulatory authorities have granted full or emergency use authorizations for 40 COVID-19 vaccines.. Ten vaccines have been approved for emergency or full use by at least one stringent regulatory authority recognized by the World Health Organization (WHO): Pfizer–BioNTech, Oxford–AstraZeneca, Sinopharm BIBP, Moderna, Janssen, CoronaVac, Covaxin, Novavax, Convidecia, and Sanofi ...
The group's primary goal is to increase vaccine uptake in order to meet immunization targets, working to coordinate messaging among health care workers across Canada. [3] 19 to Zero and the University of Toronto conducted a survey in the fall of 2020 to gauge routine vaccination rates following the declaration of the COVID-19 pandemic. [4]
How COVID‑19 vaccines work. The video shows the process of vaccination, from injection with RNA or viral vector vaccines, to uptake and translation, and on to immune system stimulation and effect. Part of a series on the COVID-19 pandemic Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 (disease) SARS-CoV-2 (virus) Cases Deaths ...