Pimoben tablets contain the active components pimobendan and benazepril hydrochloride as an inotrope and an ACE (angiotensin-converting enzyme) inhibitor for the treatment of congestive heart failure. Over the last few years, there has been a significant shift in the management of heart failure.Pimoben tablets contain the active components pimobendan and benazepril hydrochloride as an inotrope and an ACE (angiotensin-converting enzyme) inhibitor for the treatment of congestive heart failure. Over the last few years, there has been a significant shift in the management of heart failure.