Drugs that have been found to be useful in compensated heart failure include all of the following except:

These agents are indicated for the treatment of acute decompensated CHF. Digitalis (Na+ - K+ ATPase inhibitor) is indicated both for acute treatment as well as maintenance in CHF as digoxin is the only orally effective inotropic drug available. β2 (beta2) adrenergic receptor agonists, also known as adrenergic β2 receptor agonists, are a class of drugs that act on the β2 adrenergic receptor. Like other β adrenergic agonists, they cause smooth muscle relaxation. β2 adrenergic agonists' effects on smooth muscle cause dilation of bronchial passages, vasodilation in muscle and liver, relaxation of the uterine muscle, and release of insulin. They are primarily used to treat asthma and other pulmonary disorders, such as COPD