Haloperidol

• IV administration not FDA approved due to risk of hypotension and QTc prolongation/torsades de pointes
• More extrapyramidal side effects than SGAs
• Do not administer with promethazine or benztropine
  due to anticholinergic side effects

Dose:

0.25–0.5 mg PO (onset 90–120 minutes)
0.5–1 mg IM (onset 15–30 minutes)