Approximately one in 20 adults in the U.S. says they used antibiotics without a prescription from a physician in the past year, according to new research in Antimicrobial Agents and Chemotherapy.

A study by CUNY SPH doctoral student Eslam Abousamra and Distinguished Professor Luisa N. Borrell found major disparities in antibiotic use across age groups, sex, race/ethnicity, education levels, ...