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Kaplan Qbank USMLE



Author3 Posts
  #1

What drugs will cause an increase digoxin? What leads to the toxicity: Hyperlipidemia, hyperphosphatemia, hypokalemia, hyperkalemia, hypocalcemia? What drugs would induce this electrolyte imbalance?

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  #2

quinidine & verapamil increase digoxin levels.......
hypokalemia leads to toxicity.
thiazide or loop diuretics can cause hypokalemia

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  #3

Great! There are a couple of more, but thoses are right mash. In addition...

erythyromycin, tetracycline and amiodarone will increase dig conc.

also, corticosteroids will induce hypokalemia

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