Urticaria, drug rash, anaphylactic shock, photosensitivity, excessive perspiration, chills, mouth, nose & throat dryness; hypotension, headache, palpitations, tachycardia, extrasystoles; hemolytic anaemia, thrombocytopenia, agranulocytosis; sedation, sleepiness, dizziness, disturbed coordination, fatigue, confusion, restlessness, excitation, nervousness, tremor, irritability, insomnia, euphoria, paresthesia, blurred vision, diplopia, vertigo, tinnitus, acute labyrinthitis, hysteria, neuritis, convulsion; epigastric distress, anorexia, nausea, vomiting, diarrhoea, constipation; urinary frequency, difficult urination, urinary retention, early menses; bronchial secretions thickening, chest tightness & wheezing, nasal stuffiness.