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Pharmacology · Antidepressants: bupropion contraindications
Sample itemA 28-year-old woman with bulimia nervosa and a past tonic-clonic seizure wants help to stop smoking. Which agent should be avoided because it lowers the seizure threshold?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Bupropion
Bupropion inhibits noradrenaline and dopamine reuptake and carries a dose-related risk of seizures. It is contraindicated in seizure disorders and in eating disorders such as bulimia and anorexia nervosa, and during abrupt alcohol or benzodiazepine withdrawal. Nicotine replacement carries no appreciable seizure risk, and varenicline lacks bupropion's dose-related seizure liability.
Option by option
A. Nicotine gum
Nicotine gum is a safe replacement option in this setting.
B. Nicotine patch
Nicotine transdermal replacement does not appreciably lower the seizure threshold.
C. Bupropion (correct)
Bupropion lowers the seizure threshold and is contraindicated in seizure disorder and bulimia.
D. Varenicline
Varenicline is a partial agonist at alpha-4 beta-2 nicotinic receptors and lacks bupropion's dose-related seizure and eating-disorder contraindication.
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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