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COVID-19 Second Dose Booking

Residents aged 70 and over, as well as those who received the first dose of an mRNA COVID-19 vaccine on or before April 18, 2021 are now able to book their second dose appointments. The provincial booking system will allow these individuals to book appointments as of Monday, June 7, 2021 at 8:00 am. This...


Second Dose COVID-19 Vaccine Type-Interchangeability, Updated on June3, 2021

NACI recommends that persons who received a first dose of the AstraZeneca/COVISHIELD vaccine may receive either AstraZeneca/COVISHIELD vaccine or an mRNA vaccine (Pfizer-BioNTech or Moderna) for their second dose, unless contraindicated. On June 1, the Public Health Agency of Canada released updated recommendations from the National Advisory Committee on Immunization (NACI) on the interchangeability of authorized...


AstraSeneca Second Dose

At this time, the National Advisory Committee on Immunization (NACI) does NOT recommend that vaccines of different types (e.g., mRNA vaccine and viral vector vaccine) be used in the two-dose series, as data on the immune response following mixed vaccine schedules are not yet available. Further information from clinical trials and NACI’s recommendation are anticipated...


Interchangeability of COVID-19 vaccines

As per the Ministry of Health’s guidance on the Administration of the AstraZeneca COVID-19/COVISHIELD vaccine, individuals who have received one dose of the AstraZeneca/COVIDSHIELD vaccine, should receive a second dose of the AstraZeneca/COVISHIELD vaccine to complete their vaccination series.  HMC


Extension of Second Dose Intervals for COVID- 19 Vaccines

Ontario government is extending the vaccination dose interval up to 16 weeks for the three two-dose vaccines currently approved by Health Canada (Pfizer-BioNTech, Moderna and AstraZeneca/COVISHIELD). This is based on the recommendation of the National Advisory Committee on Immunization (NACI). Individuals who have already booked their second dose will have their appointments rescheduled. This will...