NSW Health warns of opioid risk after people took heroin thinking it was cocaine or methamphetamines

Authorities say in eight overdose cases where drug samples were available, heroin was the opioid identified

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The NSW health department has issued a drugs warning after 11 people who believed they were using cocaine or methamphetamine recently experienced an opioid overdose.

In eight of the overdose cases where drug samples were available, heroin was the opioid identified.

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