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Anaesthesia · Pain: tramadol
Sample itemWhich statement about tramadol is correct?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. It is a weak mu agonist that also inhibits serotonin and noradrenaline reuptake, and it can lower the seizure threshold
Tramadol acts at mu opioid receptors and inhibits the reuptake of serotonin and noradrenaline. Its adverse effects include nausea, seizures and serotonin syndrome when combined with SSRIs, MAO inhibitors or other serotonergic drugs. Naloxone only partially reverses its effect.
Option by option
A. It has no seizure risk
Seizures are a recognised adverse effect.
B. It is a pure kappa agonist
It is not a kappa agonist.
C. It is safe to combine with all antidepressants
Combination with serotonergic antidepressants can cause serotonin syndrome.
D. It is a weak mu agonist that also inhibits serotonin and noradrenaline reuptake, and it can lower the seizure threshold (correct)
Correct. The dual mechanism explains its analgesia and its risks.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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