TY - JOUR T1 - Unintentional rapid opioid detoxification JF - Emergency Medicine Journal JO - Emerg Med J SP - 494 LP - 495 DO - 10.1136/emj.18.6.494 VL - 18 IS - 6 AU - M A Quigley AU - S H Boyce Y1 - 2001/11/01 UR - http://emj.bmj.com/content/18/6/494.abstract N2 - Naltrexone is a long acting opioid antagonist that is used in rehabilitation programmes to maintain heroin abstinence. It is a relatively new drug prescribed by specialists in substance misuse. Its actions and effects may not be familiar to many accident and emergency doctors or even to the people who take it. A case report is described where accidental ingestion of naltrexone results in a medical emergency by precipitating acute withdrawal in a heroin addict. ER -