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Early concerns raised over levels of intact mRNA in Pfizer vaccine – Medical News Today

The company have addressed these concerns, but leaked emails show that there were doubts last year about early commercial batches of the Pfizer vaccine.

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  • Recent studies confirm that mRNA vaccines are safe and provide a high degree of protection against COVID-19.
  • However, leaked emails show that there were doubts last year about early commercial batches of the Pfizer-BioNTech mRNA vaccine.
  • The emails reveal that the European Medicines Agency (EMA) raised concerns with Pfizer that the vaccine contained lower levels of intact mRNA molecules than expected.
  • The company resolved the issue to the satisfaction of the EMA and regulatory agencies in the United…

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