<prompt> Which of the following drugs are useful for long term treatment of congestive hea failureDigoxinRamiprilDobutamineSpironolactone  <response>: Dobutamine Ref: KDT 6e p507 Dobutamine is indicated only for the acute treatment of decompensated CHF. Cardiac glycosides digoxin can be used for acute treatment as well as maintenance therapy of CHF. ACE inhibitors and spironolactone are indicated only for chronic CHF. 