Why Britain’s regulator missed the link between the AstraZeneca jab and rare blood clots?

Press/Media: Research


An investigation by The Telegraph has established that signals had been firing unnoticed in the UK’s Yellow Card database for at least a month, perhaps longer.

The first cases occurred in January and February but their significance was not picked up by the MHRA’s algorithms.



CoViD19 Vaccines and Cerebral venous sinus thrombosis (CVST), a very rare type of blood clots in brain accompanied with thrombocytopenia (very low platelets). 

Period17 Apr 2021 → 18 Apr 2021

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