For a severe overdose of narcotic analgesics, what is the treatment of choice?

• A. Flumazenil
• B. Naloxone
• C. Atropine
• D. Deferoxamine

Answer: (B)

In cases of severe overdose of narcotic analgesics, naloxone is the treatment of choice due to its specific action as an opioid antagonist. Naloxone works by binding to the same receptors in the brain that opioids do, effectively reversing the effects of the narcotics. This can rapidly restore normal respiratory function and consciousness in individuals experiencing opioid overdose, where respiratory depression is a significant concern.

Naloxone is administered either intranasally or via injection and has a quick onset of action. Its safety profile and the ability to be provided in emergency settings make it a crucial component in treating opioid overdoses.

In contrast, the other options listed do not directly address the issues associated with narcotic overdoses. Flumazenil is a benzodiazepine antagonist and would not be effective against opioids. Atropine is used to manage bradycardia and other situations but does not counteract the effects of narcotics. Deferoxamine is a chelating agent primarily used for iron toxicity. Thus, naloxone's specific role in reversing the life-threatening effects of opioids solidifies its standing as the indicated treatment in overdose scenarios involving narcotic analgesics.