Top 3 COVID-19 vaccine questions – COVID-19 vaccines and variants, and recent ATAGI advice about AstraZeneca doses

Dr Lucas de Toca, COVID-19 Primary Care Response First Assistant Secretary, answers the top 3 questions you've been asking on our social accounts.

Date published:
General public

Top 3 questions

  1. Are the COVID-19 vaccines less effective against the Delta variant? Will we need a booster vaccine in future?
  2. Are two shots of the COVID-19 vaccine able to reduce the risk of hospitalisation and death. If so, by how much?
  3. Can you please clarify ATAGI’s recent advice. What is the recommended gap between AstraZeneca shots (in breakout areas) and why?

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