WHO Calls AstraZeneca Coronavirus Vaccine Delay a ‘Wake Up Call’

World Health Organization officials said AstraZeneca’s decision to delay the phase three trial of its experimental Covid-19 vaccine for safety reasons is a reminder that vaccine development is “not always a fast and a straight road.” 

AstraZeneca’s announced Tuesday that it was placing a hold on stage three human trials for its potential vaccine, which it’s developing alongside the University of Oxford, after one of the participants showed signs of a potential serious adverse reaction, which was first reported by STAT News. The company told CNBC that the delay was a “routine action” whenever there’s an unexplained illness under investigation.

WHO Chief Scientist Dr. Soumya Swaminathan said Thursday that there’s no need to be “overly discouraged” by the news, adding that “these things happen.”

Read the source article at cnbc.com

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