Wt gain; somnolence; orthostatic hypotension; elevated plasma prolactin levels. Eosinophilia, leukopenia, neutropenia; elevated cholesterol, glucose & triglyceride levels, glucosuria, increased appetite; dizziness, akathisia, parkinsonism, dyskinesia; mild, transient anticholinergic effects ie, constipation & dry mouth; transient asymptomatic elevations of liver enzymes; rash; arthralgia; erectile dysfunction, decreased libido in males & females; asthenia, fatigue, oedema, pyrexia; increased alkaline phosphatase, high creatinine phosphokinase, γ-glutamyltransferase & uric acid.