The initial seven day lockdown in Melbourne has not been enough to get control of the outbreak in the city.

As a result, Melbournians will need to do at least another seven days to give health authorities more time.

They've also revealed that the plan is to get the state back to zero spread - or eradication of community spread.

So on today's Coronacast, what'll they have to do to get there?

Also on today's show:

* We've had heaps of questions over the past several weeks on blood clotting from the AstraZeneca vaccine, so we've got Dr Tim Brighton, a haematologist in Sydney and member of Thrombosis and Haemostasis society of Australia and New Zealand in to answer your questions.

GUEST:

Dr Tim Brighton, haematologist in Sydney, member of THANZ (Thrombosis and Haemostasis society of Australia and New Zealand)