Answer
Yes. Excessive or inadequately cleared potassium can cause hyperkalaemia, which may affect muscles and cause life-threatening heart-rhythm disturbances.
Sources for this answer
- Potassium Chloride 2.98% w/v and Sodium Chloride 0.9% w/v Solution for Infusion — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.