system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Drug used in hea failure-
assistant
The correct answer is  Ref : harrisons-manual-of-medicine-16th-edition pg no: 36 HEA FAILURE This is a major predictor of perioperative risk.Regimenof ACE inhibitor and diuretics should be optimized preoperatively to minimizerisk of either pulmonary congestion or intravascular volume depletionpostoperatively. Ref Davidson 23rd edition pg 456