US FDA to scrutinize vaccine design behind COVID-19 shots linked to blood clots
The US agency will analyze data from clinical trials of several vaccines using these viral vectors to look for clues.
Wed Apr 14 2021
How worried should we be about links of blood clots to AstraZeneca's vaccine?
Most cases occurred within 2 weeks of the person receiving their first dose of the AstraZeneca vaccine.
Fri Apr 09 2021
Some countries limit AstraZeneca vaccine use after possible link to blood clots
AstraZeneca said it was working to list the possible brain blood clots as "an extremely rare potential side effect" on the vaccines labels.
Fri Apr 09 2021
Oxford pauses COVID-19 vaccine study in kids, awaits more data on blood clot issues
The trial disruption is the latest blow to the vaccine, once hailed as a milestone in the fight against the pandemic.
Wed Apr 07 2021