A 45 years old man comes to emergency department with pin point pupil, unconsciousness and history of taken morphine, which will be the antidote?
- Nalorphine
- Flumazenil
- Atropine
- Naloxone
Explanation
Morphine is an opioid drug.
Pinpoint pupils + unconsciousness indicate opioid toxicity.
Naloxone is a pure opioid antagonist.
It reverses respiratory depression caused by opioids.
It acts rapidly and specifically against morphine
Last updated question01 March 2026
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