Pfizer

• Pfizer claims third vaccine dose increases protection against COVID-19 Delta variant

  Pfizer gained a head start in December with the first U.S. emergency authorization of a COVID-19 vaccine, and has since jumped ahead of rivals.

  World

  Jul 28
• COVID-19: HKPR Health Unit to cancel second-dose appointments after Aug. 3

  The HKPR Health Unit is urging residents to rebook their fall appointments for a second dose sooner or walk in to any mass immunization clinic to get vaccinated.

  Health

  Jul 26
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• AstraZeneca-Pfizer mix provides more antibodies than 2 AstraZeneca doses: study

  The data provides further support for the decision of several countries to offer alternatives to AstraZeneca as a second shot after the vaccine was linked to rare blood clots.

  Health

  Jul 26
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• Ontario asks feds to work with WHO on ensuring mixed COVID-19 vaccines recognized abroad

  Ontario has asked the federal government to ensure Canadians who received mixed COVID-19 vaccines will be recognized for international travel as border measures lift.

  Health

  Jul 26
• New City of Regina vaccination pop-up clinics offer free Queen City Ex tickets

  The first 5,000 people to get vaccinated at one of the new designated pop-up clinics will receive a complimentary ticket to Queen City Ex.

  Canada

  Jul 22
• 2 shots of Pfizer vaccine 88% effective against Delta variant: study

  The study, which was published in the New England Journal of Medicine, reiterated that one shot of the vaccines isn’t enough for high protection.

  Health

  Jul 22
• Montreal youth aged 12 to 17 can now get 2nd dose of COVID-19 vaccine after 4 weeks

  Adolescents aged 12 to 17 can use the ClicSanté portal to advance their second dose of COVID-19 vaccination. After just four weeks since their first dose.

  Health

  Jul 15
• Fully vaccinated Americans don’t need a booster shot right now: officials

  Conversations between Pfizer and American health officials around booster shots will continue, in order to determine when and if they’re needed in the future.

  World

  Jul 13
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• ‘Premature’ to remove COVID restrictions with youth not yet eligible for vaccine: epidemiologist

  Studies are planned, or already underway, to determine how safe and effective the existing vaccines are for kids under the age 12.

  Health

  Jul 7
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• Israel reports drop in Pfizer vaccine’s effectiveness in preventing COVID-19 infection

  The decline coincided with the spread of the Delta variant and the end of social distancing restrictions in Israel.

  World

  Jul 5