Anorexia, nausea, vomiting, abdominal discomfort, paralytic ileus, toxic megacolon; pruritus, gums swelling, giant urticaria, angioneurotic oedema; dizziness, drowsiness, sedation, headache, malaise/lethargy, restlessness, euphoria, depression, resp depression, coma, numbness of extremities. Atropine: Dry skin & mucous membranes, flushing, hyperthermia, tachycardia & urinary retention.