Neurological: Neuromuscular (extrapyramidal) effects such as Parkinson-like symptoms, akathisia, dyskinesia, dystonia, hyperreflexia, rigidity.
Behavioral: Insomnia, depressive reactions and toxic confusional states are the more common effects encountered.
Autonomic: Blurred vision, urinary retention, dry mouth, incontinence, priapism.
Cardiovascular: Hypertension, tachycardia & ECG changes.
Hematologic: Mild and usually transient leukopenia and leukocytosis, decreases in blood cell counts, anemia.
Endocrine: Mastalgia, lactation, menstrual irregularities, breast enlargement.
Gastrointestinal: Nausea, vomiting, heartburn, weight loss, constipation, diarrhea and hypersalivation have been reported.
Respiratory: Bronchospasm, increase depth of respiration and stasis pneumonia.