It remains bumpy with AstraZeneca's vaccine.

Although all federal states have now received the vaccine from Great Britain, the vaccinations have so far only started very slowly.

Reports of frequent side effects have recently created additional uncertainty, and above all the question is how safe and effective the currently cheapest vaccine available actually is.

WELT answers the most important questions:

Why is there so much discussion about the AstraZeneca vaccine?

What can be said about the effectiveness of the vaccine?