Multiple. Therapy for congestive heart failure can be divided into 3 categories: 1) medications which remove fluid (diuretics), making it easier for the heart pump (afterload reduction), or protect the heart (beta blocker), 2) devices such as biventricular pacemaker is which makes the heart work better, and 3) surgery to repair structural heart problems such as a leaking valve or a blocked coronary.
CHF. Treatment depends on what the cause of the CHF is. Could be surgical, could be medical. Systolic CHF is different from diastolic CHF and valvar stenosis CHF is different from valvar insufficiency chf. Virtually all kinds have diuretic as part of the treatment.