- Anti-adrenergic effects (postural hypotension, aejaculation)
- Extra-pyramidal side-effects (dystonia, akathisia, Parkinsonism,
tardive dyskinesia)
- Weight gain
- Hyperprolactinaemia (amenorrhoea, galactorrhoea and breast engorgement
in women, impotence and gynaecomastia may occur in men)
- Lowered seizures threshold
- Blood dyscrasias (benign leucopenia to agranulocytosis, but occasional
leucocytosis)
- Sedation
- Anticholinergic effects (dry mouth, blurred vision, urinary hesitancy
or retention, constipation, ejaculatory inhibition)
- ECG changes especially prolonged QT interval (also widened QRS complex,
T wave flattening)
- Neuroleptic malignant syndrome (hyperthermia, muscular rigidity,
autonomic instability, confusion and coma)
- Miscellaneous (skin allergy, skin pigmentation, corneal and lens
deposits, gastrointestinal upset)
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