Sumary of Ontario stands firm on 12-week interval for AstraZeneca doses — against experts’ advice:
- That rule applies even for people who got a first shot of AstraZeneca and are choosing an mRNA vaccine (Pfizer-BioNTech or Moderna) for their second..
- In contrast, people in Ontario who received an mRNA vaccine as their first dose can get their second one after just eight weeks..
- Other provinces, including B.C., Alberta and Quebec, are now recommending that everyone get their second dose after eight weeks, regardless of whether the first jab was AstraZeneca or an mRNA vaccine..
- Speed vital to counter delta variant Infectious disease experts widely agree that the two doses required to be fully vaccinated against coronavirus will offer stronger protection against the delta variant of the virus, which has become the dominant strain in the U.K..
- said Dr. Isaac Bogoch, an infectious disease specialist at Toronto General Hospital, who is also a member of Ontario’s COVID-19 Vaccine Distribution Task Force..
- “Even though case numbers are declining and hospitals are decompressing and vaccines are rolling out — and clearly that’s all good — you still have a delta variant..
- Getting not only first doses but also second doses into arms as quickly as possible after the four-week mark (which experts agree is the minimum interval for effectiveness) is vital to stopping that from happening, Bogoch said..
- the ministry confirmed to reporters later — even as it starts a program to accelerate second shots for people who got mRNA vaccines in those areas….