WHO granted the Pfizer BioNTech vaccine EUL on 31 December 2020. WHO has thoroughly assessed the quality, safety, and efficacy of the vaccine and has recommended its use for persons above the age of 16.
The Global Advisory Committee on Vaccine Safety, a group of experts that provides independent and authoritative guidance to WHO on the topic of safe vaccine use, receives and assesses reports of suspected safety events of potentially international impact.
El Comité Asesor Mundial sobre Seguridad de las Vacunas, un grupo de expertos que proporciona orientación independiente y autorizada a la OMS sobre el tema del uso seguro de vacunas, recibe y evalúa informes de presuntos eventos de seguridad de posible impacto internacional.