Canadian health authorities have reached out to Pfizer seeking details about DNA fragments found in COVID-19 vaccines following an access to information request. Health Canada’s interaction with the pharmaceutical giant highlighted concerns over the impurities in DNA fragments and their potential risks, including a higher cancer risk and production of aberrant proteins. The regulator disclosed that some DNA fragments in Canadian mRNA vials were larger than the recommended size, prompting discussions with international partners to address the issue. Despite requests for clarification, Pfizer’s responses lacked crucial data, raising questions about their testing protocols. Concerns have been raised by leading scientists and health officials, urging further investigation into the safety of the vaccines amid growing uncertainties.
Health Canada Requesting Clarity from Pfizer on DNA Impurities in Vaccines
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