Haloperidol 0.5mg, 1mg ... familial long QT-syndrome, concomitant drugs known to prolong the QT interval. Seizures. Thyrotoxicosis. Pre-existing low WBCs or history of leukopenia/neutropenia ...

Haloperidol (as lactate ... Possible neurotoxicity with lithium: monitor, discontinue if occurs. Caution with drugs that prolong the QT interval (eg, Class 1A [eg, procainamide, quinidine ...

In this randomized, placebo-controlled study, over 80% of the patients administered intravenous haloperidol received notable relief in pain intensity from the drug, within hours of treatment.