Unstable angina. Unstable angina within 6 months prior to study entry, Unstable cardiac disease, including unstable angina or unstable hypertension, or need to change medication within 6 weeks of provision of consent due to lack of disease control Significant cardiovascular disease, within 3 months prior to randomisation, unstable arrhythmias, or unstable angina Severe/unstable angina within the 6 months prior to study drug administration Unstable cardiac disease, including unstable angina or unstable hypertension, as defined by the need for change in medication for lack of disease control within the last three months Unstable angina (angina symptoms at rest), new-onset angina (begun within the last 3 months) Severe/unstable angina Unstable angina Unstable angina within 6 months prior to first dose; Unstable angina (symptoms of angina at rest) or new-onset angina (within last 3 months before randomization) Uncontrolled hypertension or unstable angina. Unstable angina within 6 months prior to study entry Unstable angina or new-onset angina Current unstable angina. Unstable angina or angina requiring surgical or medical intervention; and/or unstable angina (angina symptoms at rest) within less than or equal to 3 months prior to randomization; and Unstable angina or angina requiring surgical or medical intervention; and/or Unstable angina. Significant cardiac arrhythmia or unstable angina or angina requiring surgical or medical intervention; and/or Unstable angina within the last 6 months prior to registration Unstable angina within 6 months prior to first dose Unstable angina Patients with unstable angina or serious arrhythmia History of unstable angina within 1 year prior to study entry Unstable angina Unstable angina Grade >= 2 heart failure or history of unstable angina Unstable angina Unstable angina Unstable angina Unstable angina Unstable angina defined as angina (or anginal equivalent) 2 or more times per week despite medical therapy. Unstable angina Unstable cardiac disease, including unstable angina or unstable hypertension, as defined by the need for change in medication for lack of disease control within the last three months If they have angina or unstable coronary disease Have unstable angina Angina Unstable angina or angina requiring surgical or medical intervention; and/or unstable angina, Unstable angina Unstable angina Unstable angina Patients with unstable occlusive disease (eg, crescendo angina) History of unstable angina within 1 year of study entry Unstable angina