Answer
They help detect changes in kidney function and electrolytes such as sodium and potassium.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Bumetanide 5 mg Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Bumetanide 0.2 mg/ml Oral Solution — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.