KROK 1 2021 – Question 85 · KROK (Medicine) · Pharmacology
Against the background of digitoxin treatment, a man has developed bigeminy, severe muscle weakness, diarrhea, vomiting, impaired vision. What medicines can mitigate the signs of poisoning in this case?
- A. Magnesium preparations
- B. Calcium preparations
- C. Sodium preparations
- D. Iron preparations
- E. Potassium preparations
Hint
Digitoxin inhibits the Na⁺/K⁺-ATPase. Consider how vomiting and diarrhea alter the electrolyte balance and how that interacts with the pump the glycoside blocks.
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