Availability and affordability of essential medicines for diabetes across high-income, middle-income, and low-income countries: a prospective epidemiological study

Background Data are scarce on the availability and affordability of essential medicines for diabetes. Our aim was to examine the availability and affordability of metformin, sulfonylureas, and insulin across multiple regions of the world and explore the effect of these on medicine use. Methods In the Prospective Urban Rural Epidemiology (PURE) study, participants aged 35–70 years (n=156 625) were recruited from 110 803 households, in 604...