ACE and heart failure: More than half of the patients in this study were treated with specific heart failure treatment drugs, such as angiotensin-converting enzyme inhibitors, angiotensin receptor blockers, and beta-blockers. Mineralocorticoid receptor antagonists were used in almost 20% of the patients. Antidiabetic medication was administered in, patients.ACE inhibitor or ARB, Beta-blocker, MRA, Loop diuretic, Hydralazine