COVID-19 vaccine can still opt to get it as their second dose.The province’s position comes after the National Advisory Committee on Immunization said yesterday that people who got AstraZeneca as a first shot should get the Pfizer-BioNTech or Moderna mRNA vaccines as a second.The guidance was updated because of evidence of a stronger immune response with that mix of doses and lower risk of rare but serious blood clots.
Ontario adds 3 regions to list of COVID-19 Delta hot spots, accelerates 2nd dose vaccine bookings Ontario says AstraZeneca recipients can decide whether to get the same vaccine or a different mRNA shot as a second dose.The province it offering AstraZeneca at select pharmacies and primary care settings as a second.