Toxicology USMLE Step 1 Practice Question
A 58 year old man is brought to the emergency department after taking a large amount of propranolol in a suicide attempt. He is lethargic. Pulse is 36 per minute and blood pressure is 72 over 40 mm Hg. ECG shows sinus bradycardia. Intravenous fluids and atropine provide minimal improvement. Administration of which of the following is most likely to improve this patient's condition?
Answer choices
- APralidoxime
- BNaloxone
- CGlucagonCorrect answer
- DPhysostigmine
- EProtamine sulfate
- FCalcium chloride
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