A retrospective cohort study of 256 children aged 9–36 months found rapid antigen testing for respiratory syncytial virus (RSV) reduced unnecessary antibiotic prescribing in primary care, as published in JAMA Network Open. Among tested children, 30.86% were RSV positive. Antibiotic prescribing was substantially lower when RSV was detected: 20.25% of RSV-positive cases received antibiotics compared with 39.55% of RSV-negative cases. The prescription rate was 0.18 vs 0.29 per 10 person-days, corresponding to about a 48% …
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