Carfentanil overdose is a growing problem: it’s extremely potent and easy to mask with heroin or fentanyl, making it difficult to spot carfentanil abuse before it’s too late. Carfentanil is a...


Misuse can create a dependence on the drug as a person’s body adjusts to carfentanil’s presence in the system. Like with any opioid, becoming physically dependent on carfentanil can lead to withdrawal...