“…21,22 When injected opioids are taken under the supervision of health care staff, overdoses and seizures have been shown to be effectively treated. 10,12,13,22 Had these overdoses occurred under circumstances in which no medical help was immediately available, as would be the case with the use of illicit heroin, the outcomes might have been worse. Our safety data suggest that diacetylmorphine should be delivered in settings where prompt medical intervention is available.…”