South Africa has paused AstraZeneca COVID vaccine rollout but it’s too early to say Australia should follow suit

South Africa will pause its rollout of the AstraZeneca COVID-19 vaccine after a small study suggested it offers minimal protection against mild and moderate infection from the South African coronavirus strain known as B.1.351.

The South African health minister said the government was waiting for scientific advice on next steps.

A media release issued overnight by the University of Oxford said a study of about 2,000 volunteers with an average age of 31 found a two-dose regimen of the AstraZeneca vaccine (officially known as ChAdOx1 nCov-19):

provides minimal protection against mild-moderate COVID-19 infection from the B.1.351 coronavirus variant first identified in South Africa. Efficacy against severe COVID-19 infection from this…