Answer
Low potassium and/or high calcium developing during calcium polystyrene sulfonate treatment are likely to worsen digitalis toxicity affecting the heart, especially ventricular arrhythmias and atrioventricular nodal dissociation.
Sources for this answer
- Calcium Polystyrene Sulfonate 99.934% w/w Powder for Oral/Rectal SuspensionRoma Pharmaceuticals Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 3Document updated
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