AstraZeneca Second Dose: Should I Get The Same Vaccine or Choose Pfizer or Moderna?
The National Interest -

Alexander Wong

Coronavirus, Canada

Evidence is mounting to support a mixing and matching approach with AstraZeneca followed by Pfizer being at least as good (if not better) than giving two doses of the same vaccine.

People in Canada whose first dose of COVID-19 vaccine was AstraZeneca have a choice to make: They can either choose one of the mRNA vaccines (Pfizer or Moderna) or another dose of AstraZeneca for their second shot.

The saga of AstraZeneca’s COVID-19 vaccine has been...

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