U.S. researchers investigating Pfizer-BioNTech vaccine allergic reactions
Washington, U.S. | Xinhua | Scientists have speculated that the compound polyethylene glycol, also known as PEG, could cause allergic reactions to the COVID-19 vaccine developed by U.S. company Pfizer and German company BioNTech, media reported.
This comes after the U.S. Center for Disease Control and Prevention identified six reports of anaphylaxis in the country, out of 272,001 doses administered through Dec. 19.
PEG “is found in other drugs and is known to trigger anaphylaxis on rare occasions,” according to a recent report by The Wall Street Journal (WSJ).
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