Do not use Haloperidol Injection if: The patient is allergic to haloperidol or any of the other ingredients of Haloperidol Injection (listed in Description).
The patient is less aware of the surroundings or reactions become unusually slow.
The patient has Parkinson's disease.
The patient has a type of dementia called 'Lewy body dementia'.
The patient has progressive supranuclear palsy (PSP).
The patient has a heart condition called 'prolonged QT interval', or any other problem with heart rhythm that shows as an abnormal tracing on an ECG (electrocardiogram).
The patient has heart failure or recently had a heart attack.
The patient has a low level of potassium in the blood, which has not been treated.
The patient takes any of the medicines listed under Interactions.
This medicine must not be used if any of the previously mentioned apply. If not sure, talk to the doctor, pharmacist or nurse before being given haloperidol injection.