More than 1200 vape vials laced with nitazene, a synthetic opioid 200 times more potent than morphine, were sold across Sydney, sparking Australia's first arrest over vapes spiked with the drug. Police What Is Nitazenes Addiction Abbeycare Explainer: nitazenes and xylazine a cause for concern News Chemistry World Missouri health officials warn nitazenes, potent synthetic opioids, are hard to detect Sydney's top doctor raises alarm after vapers develop opioid addiction Stuff