Is haloperidol a sedative?

Short answer: No. Haloperidol is not a sedative. It’s a typical antipsychotic (a dopamine D2 receptor blocker) used to treat psychosis, agitation from psychosis, Tourette syndrome, etc.

However, it can cause drowsiness or sedation as a side effect, especially when starting treatment, at higher doses, or if you take other CNS depressants (like alcohol or benzodiazepines). Sedation is not the primary purpose of the drug, and it’s not used as a sedative the way benzodiazepines or antihistamines are.

Important notes:
- It can cause other side effects (extrapyramidal symptoms like tremors, stiffness, restlessness; tardive dyskinesia with long-term use; QT prolongation).
- Use with caution in elderly people and in dementia-related psychosis (increased mortality risk in that population).
- If you’re concerned about sedation or side effects, talk to your clinician about dosing or alternatives. If you’re worried about severe drowsiness, slowed breathing, or confusion, seek medical attention.