Administration of heroin is typically conducted intravenously (sometimes mixed with [[cocaine]], a combination known as a 'speedball'), insufflated, or smoked (referred to colloquially as 'chasing the dragon'). Large doses of heroin (especially mixed with other drugs such as cocaine, [[alcohol]] and/or other opiates) can be fatal. | Administration of heroin is typically conducted intravenously (sometimes mixed with [[cocaine]], a combination known as a 'speedball'), insufflated, or smoked (referred to colloquially as 'chasing the dragon'). Large doses of heroin (especially mixed with other drugs such as cocaine, [[alcohol]] and/or other opiates) can be fatal. |