Dizziness, vertigo, headache; resp infections; hyperkalemia; kidney disorders; leukopenia, neutropenia, agranulocytosis; hyperkalemia, hyponatremia; dizziness, headache; nausea; increased liver enzymes, abnormal liver function or hepatitis; angioedema, reddish skin, urticaria, pruritus; back pain, arthralgia, myalgia; kidney disorders, kidney failure in certain patients.