Answer
It can cause palpitations and may rarely prolong the QT interval or cause serious arrhythmias. Risk is higher with cardiac disease, electrolyte disturbance or interacting medicines.
Sources for this answer
- Clopixol Acuphase Injection — 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.