ACE and hydrops fetalis: Further, a list of HF medications, such as angiotensin-converting enzyme (ACE) inhibitors, ARB, beta-blockers, MRA, ivabradine, hydralazine/isosorbide dinitrate, SGLT2 inhibitors, ARNi, diuretics, and digoxin was given and asked to mark the essential, frequently used, and less frequently used medications.