Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
Shortly after it was revealed that important antibiotics are being used in “unacceptable” quantities on US farms (see go.nature.com/2zstks6), reports surfaced that the United Kingdom might not permanently commit to European Union plans to limit use of the drugs in agriculture (see go.nature.com/2an1r4q). Loosening regulations to facilitate trade might seem attractive, but it could weaken the only existing transnational antibiotic stewardship coalition.