Is There Fentanyl in Vapes? What the Evidence Shows Student overdoses on fentanyl after using laced marijuana vape Student revived after using vape unknowingly laced with fentanyl Health Alert: nitazenes, a class of highly potent synthetic opioids, are being detected in Missouri. They are appearing in counterfeit pills, powders and vapes often without users knowing. How dangerous are they? Public safety warning: illegal vape products continue flooding the market. Without regulation or testing, consumers have no way to know what's actually inside these products. That's why strong enforcement and regulated markets Drug laced vapes pose a serious and growing public health threat. Attractive flavours and packaging can hide dangerous substances such as ketamine, fentanyl, heroin, methamphetamine, THC and synthetic opioids. Even small amounts can