Equally illicit fentanyl and carfentanil are particularly perilous opioids which will produce a quick overdose and death when abused, but carfentanil is a lot more powerful than fentanyl. Numerous doses of the anti-overdose drug naloxone (Narcan) will not be effective to reverse an overdose. Proceed studyingI do not recall if I read this but what d… Read More