Uncommon:  allergic reaction with symptoms such as rash, itching, dizziness, swelling of face or lips or tongue or throat, difficulty breathing or swallowing (signs of angioedema)  sudden loss of consciousness  spinning sensation  severely decreased kidney function (signs of acute renal failure)  muscle spasms, abnormal heart rhythm (signs of hyperkalaemia)  breathlessness, difficulty breathing when lying down, swelling of the feet or legs (signs of cardiac failure)  headache  cough  abdominal pain  nausea  diarrhea  tiredness  weakness