Welcome to HCM.
Serum potassium levels can be controlled by
1. Reduction of banana.
2. Reduction of coconut water, fruit juices ( which contain high potassium content)
1. Oral medicines to bind potassium in the stomach.
2. Intravenous medicines to lower blood levels.
as a last resort.
Pls keep in touch with your GP and wishing you good health.