Indications for: Haloperidol Tablets

Psychosis. Tourette's disorder. For severe behavior disorders or as a short-term treatment for hyperactivity in children who are refractory to psychotherapy or other medications.

Adult Dosage:

Individualize. Initially: Moderate symptoms: 0.5mg–2mg 2–3 times daily. Severe, chronic, or resistant symptoms: 3mg–5mg 2–3 times daily. Debilitated: 0.5mg–2mg 2–3 times daily. Max: 100mg/day.

Children Dosage:

<3yrs: not recommended. Total dose may be divided, to be given 2–3 times daily. ≥3yrs: initially 0.5mg daily, may increase at increments of 0.5mg at 5–7 day intervals. Psychosis: 0.05mg/kg/day–0.15mg/kg/day. Nonpsychotic behavior and Tourette's: 0.05mg/kg/day–0.075mg/kg/day. Max 6mg/day.

Haloperidol Tablets Contraindications:

Severe CNS depression. Coma. Parkinsonism.

Boxed Warning:

Increased mortality in elderly patients with dementia-related psychosis.

Haloperidol Tablets Warnings/Precautions:

Elderly with dementia-related psychosis (not approved use): increased risk of death. Risk of QT prolongation: electrolyte disturbances (eg, hypokalemia, hypomagnesemia), underlying cardiac abnormalities, hypothyroidism, familial long QT-syndrome, concomitant drugs known to prolong the QT interval. Seizures. Thyrotoxicosis. Pre-existing low WBCs or history of leukopenia/neutropenia; monitor CBCs during 1st few months of treatment; discontinue if WBCs decline. Severe cardiovascular disorders. Mania. Avoid abrupt cessation. Debilitated. Neonates: risk of extrapyramidal and/or withdrawal symptoms post delivery (due to exposure during 3rd-trimester pregnancy). Pregnancy. Nursing mothers: not recommended.

Haloperidol Tablets Classification:


Haloperidol Tablets Interactions:

CNS depression potentiated with alcohol, other CNS depressants. Possible neurotoxicity with lithium: monitor, discontinue if occurs. Caution with drugs that prolong the QT interval (eg, ketoconazole, paroxetine). May be potentiated by CYP3A4 inhibitors/substrates or CYP2D6 enzymes (eg, itraconazole, nefazodone, buspirone, venlafaxine, alprazolam, fluvoxamine, quinidine, fluoxetine, sertraline, chlorpromazine, promethazine. May be antagonized by CYP3A4 inducers (eg, rifampin, carbamazepine); monitor and adjust doses. May increase intraocular pressure with anticholinergics. Monitor anticoagulants.

Adverse Reactions:

Tardive dyskinesia, extrapyramidal symptoms, CNS effects, GI upset, cardiovascular effects, bronchopneumonia, neuroleptic malignant syndrome.


Formerly known under the brand name Haldol.

How Supplied:

Contact supplier.