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How, and when, will we know that a covid-19 vaccine is safe and effective?

How, and when, will we know that a covid-19 vaccine is safe and effective?

Dr. William Petri, the Wade Hampton Frost Professor of Epidemiology at the University of Virginia Department of Medicine, spoke to Westminster-Canterbury of the Blue Ridge residents recently about the care and treatment of people with COVID-19.

Now, he’s written an article about future COVID-19 vaccines.  The article first appeared in The Conversation and was then published by UVA Today. 

Dr. Petri breaks down the several Phase 3 studies that are currently under way, how the vaccines work, side effects observed, and most importantly—how we’ll know a vaccine is safe.

Dr. Petri covers:
  • The status of COVID-19 vaccines in human clinical trials
  • Animal tests show the vaccines provides protection from coronavirus infection
  • What the early Phase 1 and 2 studies in humans have shown
  • Side effects that have been observed
  • How the FDA is ensuring that a vaccine will be safe yet quickly produced
  • How protective does a vaccine need to be to receive FDA approval
  • How many people need to be vaccinated to know if a vaccine works in Phase 3
  • Emergency use authorization for fast-tracking vaccines
  • What to expect in terms of approvals

He mentions it may not be life back to normal next year, but all signs point to a healthier 2021.

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