Fentanyl is a highly potent synthetic piperidine opioid primarily used as an analgesic. It is 30 to 50 times more potent than heroin and 50 to 100 times more potent than morphine. From Wikipedia
A federal lab’s discovery of a potent sedative in last week’s drug batch has spurred Baltimore’s expanded naloxone outreach after fresh overdose calls in Penn North.
