The Pfizer, Oxford and Moderna vaccines each require two doses and you are not fully vaccinated until a week after your second shot.
But there are many differences between them.
How much immunity they give, how they prevent infection and if any are better than the other.
LONDON DAILY ARCHIVE
What's the difference between Covid vaccines?
The three Covid-19 vaccines, that have been approved in the UK, are from Pfizer-BioNTech, the University of Oxford and Astra-Zeneca and Moderna.
12 January 2021 · 18:33 UTC
