- Subject has congestive heart failure of New York Heart Association (NYHA) class 3 or 4, or subject with a past history of congestive heart failure of NYHA class 3 or 4 and in whom echocardiogram (ECHO) or Multiple Gate Acquisition (MUGA) scan performed within 3 months prior to screening or at screening showed a left ventricular ejection fraction (LVEF) of < 45%.