Asthenia/fatigue, dizziness, lower extremity edema, HTN, dyspepsia, heartburn, nausea, headache, increased ALT & AST. Thrombocytopenia; hypersensitivity reactions including anaphylactic/anaphylactoid reactions including shock; hyperkalemia; anxiety, insomnia, confusion, hallucinations, depression, poor rest; dysgeusia, somnolence; blurred vision; CHF, palpitations, angina, arrhythmias; hypertensive crisis; bronchospasm; abdominal pain, mouth ulcers, gastric ulcers including perforation & bleeding (especially in elderly), vomiting, diarrhea; hepatitis, jaundice, liver failure; angioedema, pruritus, erythema, rash, SJS, TEN, urticaria, fixed drug eruption; renal insufficiency, including renal failure.