The primary end-point of the study will be aerobic capacity (VO2max) measured at exercise testing
At baseline and after 9 months of study drug
Endothelial function
Local distensibility
Arterial stiffening
Augmentation index (AI)
Markers of endothelial function, vascular inflammation and collagen synthesis.
Secondary Endpoints
Changes in systolic function, diastolic function, advanced glycation end-products (AGE) measurements, changes in Minnesota Living with Heart Failure score, NYHA heart failure score, patient's and physician's global assessment, and NT-pro-BNP