American College of Cardiology Mar 29 2026 Patients who have heart failure with preserved ejection fraction (HFpEF) and high blood pressure in the lungs (pulmonary hypertension) experienced significant improvements in blood pressure and vascular health after taking the drug sotatercept, according to a study presented at the American College of Cardiology's Annual Scientific Session (ACC.26). Group 2 pulmonary hypertension is due to left-sided heart abnormalities. The trial is the first to test