COVID vaccines

Vaxx Populi: It’s a single-dose vaccine with standard refrigeration requirements and a 65 per cent efficacy at preventing moderate-to-severe infection

Vaxx Populi: Some scientists think using different types of vaccines might confer more protection against variants of concern. A study could provide the evidence.

Vaxx Populi: Seniors who don’t live in long-term care have largely gone unvaccinated in Canada, thanks to disruptions in vaccine shipments. Where are they in the queue now?

Vaxx Populi: Theoretically, the answer to the question should be a qualified yes, but new information—especially about the new variants—have experts counselling caution

Vaxx Populi: Trials are ongoing, which allow a window into how well Novavax’s vaccine stands up to emerging variants of COVID-19

Vaxx Populi: It’s relatively cheap to make and easy to store. But getting timely deliveries of this vaccine may be a problem.

Vaxx Populi: Canada’s contract with the pharmaceutical company for 40 million doses is based on five doses per vial. Pfizer wants it to be six.

Vaxx Populi: Israel has seen a precipitous drop in infection and hospitalization rates among those who’ve received a first dose, after 14 days

Vaxx Populi: No new Pfizer doses are arriving in Canada this week, and fewer than a third of those originally allotted for next week are expected. Why the delay?

Vaxx Populi: Some groups were excluded from Pfizer and Moderna vaccine trials—including those who are immunocompromised and pregnant. Where does that leave them now?