Are COVID-19 vaccines effective?
Yes. Data from clinical trials and real life settings is showing that COVID-19 vaccines authorised for use are highly effective in protecting against severe illness and death from COVID-19.
Ensuring the safety and quality of all vaccines is one of WHO’s highest priorities and WHO works closely with national authorities to ensure that global norms and standards are developed and implemented to assess the quality, safety and efficacy of vaccines.
Coronavirus disease (COVID-19) vaccines Q&Ahttps://www.afro.who.int/health-topics/coronavirus-covid-19/vaccines/qa