Weighing up the science behind mixing and matching vaccine doses

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Manage episode 292328715 series 6050
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Ontario, Alberta and B.C. have decided to pause administration of the AstraZeneca-Oxford COVID-19 vaccine as a first shot. Vancouver resident Ann Marie Platt already received it for her first dose, but is wondering if she can get a different vaccine for her second, because she has concerns about rare blood clots. We also talk to Globe and Mail health columnist André Picard about the decision to put the vaccine on pause. And Tania Watts, a professor of immunology at the University of Toronto, discusses what we know and what we're waiting to find out about switching vaccines for your second shot.

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