After J&J Vaccine Pause, Urgent Safety Questions for Sputnik And CanSino On Possible ‘Class Effect’
Potentially fatal blood clots seen in AZ and J&J’s COVID-19 vaccine could be common to all adenovirus vector vaccines – but Russia and China developers are dismissing a possible link.
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US FDA’s Search For Class-Wide Vaccine Blood-Clot Effect Makes Scientific Sense, But Raises Questions
Several adenovirus vaccine developers say the products cannot be compared, potentially complicating the US FDA and CDC’s decision on ending the recommended pause in the use of Janssen’s vaccine.
Similarities to AstraZeneca blood clots are clear, but more research needed before any ‘class effect’ conclusions can be drawn.
Coronavirus Notebook: WHO’s Plan For Vaccine Manufacturing In Lower-Income Countries, UK Urged To Back IP Waiver
The UK’s independent vaccines committee has finalized its recommendations for the second phase of the COVID-19 vaccination program, and safety issues with several vaccines are still hitting the headlines.