Insomnia, nervousness; headache; palpitations. Nasopharyngitis; anorexia, decreased appetite, moderately reduced wt & height gain in childn; affect lability, aggression, agitation, anxiety, depression, irritability, abnormal behaviour, bruxism; dizziness, dyskinesia, psychomotor hyperactivity, somnolence; arrhythmia, tachycardia; HTN; cough, pharyngolaryngeal pain; abdominal pain, diarrhoea, nausea, stomach discomfort, vomiting, dry mouth; alopecia, pruritus, rash, urticaria, hyperhidrosis; arthralgia; pyrexia, growth retardation in childn; BP & heart rate changes, decreased wt.