Capadenoson in Angina Pectoris

Inclusion Criteria: * The primary diagnosis is chronic stable angina of mild-moderate intensity as defined by the Canadian Cardiovascular Society Functional Class II-III, in the presence of definitive coronary artery disease. * Male or female subjects aged 35 to 75 years (if female, only if postmenopausal or permanently sterilized) * Stable angina of mild-moderate intensity (Canadian class II-III) with anti-anginal medication not changed for the last 5 weeks Exclusion Criteria: * Inability to withdraw current anti-anginal therapy * Inability to withdraw any concomitant therapy that would interfere with interpretation of study results