They find out when they get to the vaccination center and can refuse if they don't want what is on offer. There were just too many problems with people crowding vaccination centers using Pfizer and Moderna that it won't be announced beforehand.


Here too, the government says you can't pick and choose. You get what is on offer except for certain priority groups that were promised Pfizer. Well, I chose no when they wanted give my Sinovac. Then when I went back there was only Pfizer for first doses .