On September 19, 2022, the WHO published the fourth report in the Global Evidence Review on Health and Migration (GEHM) series with a focus on Antimicrobial Resistance. The report captures the evidence on access to essential antibiotics in refugee and migrant populations, gathers evidence on the access to essential antibiotics for refugees and migrants, and finds that access to and use by these populations is heterogeneous and significantly influenced by the health systems of the host countries.