American College of Cardiology Mar 31 2025 Among iron-deficient patients with heart failure with reduced ejection fraction (HFrEF), receiving intravenous iron supplementation was found to be safe but resulted in mixed findings, according to a study presented at the American College of Cardiology's Annual Scientific Session (ACC.25). Despite falling short on the primary endpoints related to cardiovascular events, the findings indicated that the time to first cardiovascular death or heart failure