Common side effects of Haldol Injection (haloperidol) may include:
- difficulty falling asleep or staying asleep
- dizziness, feeling unsteady, or having trouble keeping your balance
The above side effects should not alarm you.
Serious side effects of Haldol Injection (haloperidol) may include:
- fast or irregular heartbeat
- involuntary movements of tongue, face, mouth or jaw
- uncontrollable eye movements
If you have any of the above side effects, contact your doctor right away.
Signs to watch for:
severe nervous system reaction--very stiff (rigid) muscles, high fever, sweating, confusion, fast or uneven heartbeats, tremors, feeling like you might pass out.
serious movement disorder that may not be reversible (caused by high doses or prolonged use)-- uncontrollable muscle movements of your lips, tongue, eyes, face, arms, or legs