Naloxone, also known as Narcan or Evzio, is an antidote to an opioid overdose. When someone overdoses on drugs like heroin or hydrocodone, breathing slows down and can stop altogether. Naloxone is known as an opioid antagonist. Opioid antagonists bind to receptors in the brain, reversing and blocking the effects of the drugs. The drug … Continue reading Naloxone: Should It Be Available or Not?