Overview Influence of Esmolol on a Closed-Loop Anesthesia System Status: Terminated Trial end date: 2011-12-01 Target enrollment: Participant gender: Summary Main objective is to evaluate the sparing effect of esmolol on the required doses of propofol and remifentanil Phase: Phase 3 Details Lead Sponsor: Hopital FochTreatments: EsmololPropofolRemifentanil