Tag: Pfizer-BioNTech
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The South African variant of Covid-19 may significantly reduce antibody protection from the Pfizer-BioNTech vaccine, as per a laboratory study, the pharmaceutical companies said. However, human trials are still to be conducted in this regard. ....
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The US Food and Drug Administration (FDA) authorised both the Pfizer-BioNTech and Moderna's Covid-19 vaccine to administer an additional dose in people with weaker immune systems, which includes organ transplant recipients. ....
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