News FDA to tighten labeling on long acting opioids BMJ 2013; 347 doi: https://doi.org/10.1136/bmj.f5581 (Published 12 September 2013) Cite this as: BMJ 2013;347:f5581 Article Related content Metrics Responses Peer review Related articles Research News Illicit drug use in the US holds steady, but heroin use is on rise Published: 10 September 2013; BMJ 347 doi:10.1136/bmj.f5544