According to Goldfrank et al.(1998), haldol is the drug of choice. Haldol is effective in the treatment of psychosis, however it has a number of unpleasant and dangerous side effects. Common side effects include anticholinergic manifestations (dry mouth, blurred vision, urinary retention and constipation), nausea, gastrointestinal upset, skin rash, sedation, orthostatic hypotension, photosensitivity, decreased libido, gynecomastia, weight gain, extrapyramidal symptoms (pseudoparkinsonism, akinesia, akathisia, dystonia, oculogyric crisis), tardive dyskinesia, and neuroleptic malignant syndrome. It is very important that the nurse be very familiar with the action and side effects of haldol .