Neurotoxic reactions (e.g. vestibular and cochlear function disturbance, optic nerve dysfunction, peripheral neuritis, arachnoiditis, encephalopathy); paraesthesia of face, rash, fever, angioneurotic oedema, eosinophilia; exfoliative dermatitis, azotemia, leucopenia, thrombocytopenia, pancytopenia, haemolytic anaemia, muscular weakness, amblyopia.
Potentially Fatal: Resp paralysis from neuromuscular blockade, Clostridium difficile-associated diarrhoea, anaphylaxis; rarely, nephrotoxicity.