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Rondônia, sexta, 13 de março de 2026.


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COVID-19: Pfizer requests emergency use authorization for new vaccine

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Brazil’s national drug regulator Anvisa received from the pharmaceutical company Pfizer the request for authorization for the emergency use of a second vaccine against COVID-19. The new vaccine is bivalent, that is, it acts against two strains of the virus. In this case, the vaccine consists of a mixture of the original strain, used in […]

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