Answer
Bumetanide taken with lithium may increase serum lithium levels and toxicity, including cardiotoxic and neurotoxic effects, so lithium levels should be carefully monitored and the lithium dose adjusted where necessary.
Sources for this answer
- Bumetanide 0.2 mg/ml Oral SolutionRosemont Pharmaceuticals Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 2Document updated
Sources checked