Second Dose Delay

• Alberta considers further extending time between doses of COVID-19 vaccine

  Currently, the second dose of vaccine is being delayed up to 42 days in Alberta – a decision that was made after issues with vaccine supply earlier this year.

  Health

  Mar 2, 2021
  
• Can delaying a second COVID-19 shot save lives? Some experts say so

  New Brunswick and Quebec are stretching the time between coronavirus doses. Experts say giving more people a first shot now will prevent hospitalizations and reduce deaths.

  Health

  Feb 26, 2021
  
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• Is a single COVID-19 vaccine dose enough for those previously infected?

  Natural post-infection immunity could protect COVID-19 patients, experts say, but more research is needed to influence vaccination strategies.

  Health

  Feb 24, 2021
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• Delaying second dose of coronavirus vaccines is ‘risky gamble’: experts

  Some Canadian provinces are extending the time between the two doses for coronavirus vaccines amid shortages. Will that affect immunity?

  Canada

  Jan 19, 2021