Body as a whole: Fever, hyperpyrexia, hypovolemia, light anesthesia, pain, rigors.
Cardiovascular disorders (general): Blood pressure fluctuations, heart disorders, hypertension, hypotension, myocardial infarction.
Central and peripheral nervous system disorders: Dizziness, headache, neuralgia, neuritis, speech disorder, convulsions.
Gastrointestinal system disorders: Abdominal pain, diarrhea, vomiting, nausea.
Liver and biliary system disorders: Increased gamma-glutamyl transpeptidase, abnormal liver function, hyperbilirubinemia.
Metabolic and nutritional disorders: Acidosis, respiratory acidosis, hyperkalemia, thirst, hypoglycemia.
Psychiatric disorders: Agitation, confusion, delirium, hallucinations, illusions.
Red blood cell disorders: Anemia.
Renal disorders: Increased blood urea nitrogen, oliguria.
Respiratory system disorders: Hypoventilation, hypoxia, pulmonary congestion.
Skin disorders: Increased sweating.
Vascular disorders: Hemorrhage.
Vision disorders: Photopsia, abnormal vision.