Asthenia, fatigue, dizziness, lower extremity oedema, HTN, dyspepsia, heartburn, nausea, & headache. Hypersensitivity reactions, including anaphylactic/anaphylactoid reaction, insomnia, dysgeusia, somnolence, CHF, bronchospasm, abdominal pain, oral ulcers, peptic ulcer including perforation & bleeding (mainly in elderly patients), vomiting, angioedema, rash, pruritus, urticaria, renal insufficiency & renal failure.