Pfizer Wins FDA Approval of Inspra for Heart Failure: "Pfizer Wins FDA Approval of Inspra for Heart Failure NEW YORK (Reuters) Oct 08 - Pfizer Inc. on Wednesday said U.S. regulators approved the company's drug, Inspra (eplerenone tablets), for congestive heart failure patients who have already had a heart attack. The U.S. Food and Drug Administration approved Inspra last year for treating high blood pressure. Inspra, a selective aldosterone blocker, will compete with older classes of drugs such as ACE inhibitors and calcium channel blockers."

Haven't heard of eplerenone before. A congener of Amrinone? - KK