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USMLE · Question #296
A 42-year-old female comes to the emergency department with shortness of breath and palpitations. An ECG is obtained which reveals sustained ventricular arrhythmias which are found to be…
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Question
A 42-year-old female comes to the emergency department with shortness of breath and palpitations. An ECG is obtained which reveals sustained ventricular arrhythmias which are found to be unresponsive to several medications. The attending physician finally prescribes bretylium. Bretylium works by
Options
- Aacting as a magnesium analog
- Bblocking beta-1 receptors
- Cblocking calcium channels
- Dblocking potassium channels
- Eblocking sodium channels
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