The serious side effects that prompted AstraZeneca to pause its coronavirus vaccine trial likely weren’t caused by the shot itself, according to documents posted online by the Oxford University.
Safety reviews were conducted when volunteers in the British drugmaker’s global vaccine trials — which it is developing with researchers at Oxford — developed unexplained neurological symptoms, including limb weakness or “changed sensation,” according to the doc outlining participant information.
“After independent review, these illnesses were either considered unlikely to be associated with the vaccine or there was insufficient evidence to say for certain that the illnesses were or were not related to the vaccine,” the document said.
The document is the first indication from AstraZeneca and Oxford as to the nature of the mystery illness reported last week, in which a UK participant had a serious side effect thought to be a rare spinal inflammatory disorder called transverse myelitis.
The case prompted the study to be halted. It has