Tag: cutter
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Tragedy When the Polio Vaccine Caused Polio
In what became known as the Cutter Incident, some lots of the polio vaccine (made by Cutter Laboratories) were not completely inactivated. Despite passing required safety tests, the vaccine contained *live* polio virus even though it was supposed to be an inactivated virus vaccine. Cutter withdrew its vaccine from the market on April 27, 1955…