The WHO Strategic Advisory Group of Experts (SAGE) on Immunization has issued Interim recommendations for the use of the inactivated COVID-19 vaccine BIBP developed by Sinopharm/China National Pharmaceutical Group.Here is what you need to know.This article provides a summary of the interim recommendations; the interim recommendations and the background document are also available online.Who should be vaccinated first?While COVID-19 vaccine supplies are limited, health workers at high risk of exposure and older people should be prioritized for vaccination.The vaccine is not recommended for persons younger than 18 years of age, pending the results of further studies in that age group.Countries can refer to the WHO Prioritization Roadmap and