Deadly nitazene vapes: First Australian arrest made in Sydney The Australian Nitazene found in wastewater at 5 St. Louis area schools Sydney's top doctor raises alarm after vapers develop opioid addiction Stuff A 20 year old has been charged for distributing vapes full of nitazene, a drug 500 times more potent than heroine, on our streets. #9News Explainer: nitazenes and xylazine a cause for concern News Chemistry World