Headache, palpitations, diarrhea, weakness, edema, nausea, abdominal pain, dizziness, pain, dyspnea, flatulence, vomiting, fever, rash, chest pain, anorexia, tachycardia, pharyngitis, malaise, cough, paresthesia, back pain, pruritus, dyspepsia. Flu & flu-like symptoms, dehydration. Heart failure, MI, cardiomyopathy, heart block, atrial fibrillation, cerebrovascular events, pericarditis; pulmonary infiltrates, fibrosis & HTN; pancreatitis, GI ulcers, seizures.