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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
The volatility of an anesthetic agent is directly propoional to lowering the flow in the poal vein. Poal flow is maximally reduced by:
assistant
The correct answer is  Halothane reduces splanchnic and hepatic blood flow as a consequence of reduced perfusion pressure. This reduced blood flow has not been shown to produce detrimental effects on hepatic or GI function. The metabolism and clearance of some drugs (eg, fentanyl, phenytoin, verapamil) appear to be impaired by halothane. Ref: Morgan, Jr. G.E., Mikhail M.S., Murray M.J. (2006). Chapter 7. Inhalation Anesthetics. In G.E. Morgan, Jr., M.S. Mikhail, M.J. Murray (Eds), Clinical Anesthesiology, 4e.