Answer
During correction of hyperkalaemia with sodium zirconium cyclosilicate (Lokelma), the QT interval can lengthen as a physiological result of the decline in serum potassium concentration.
Sources for this answer
- Lokelma 10 g powder for oral suspensionAstraZeneca UK Limited · emc · SmPC §4.4 Special warnings and precautions for use · Version 8Document updated
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