20
Participants
Start Date
June 30, 2011
Primary Completion Date
December 31, 2011
Study Completion Date
December 31, 2011
Physostigmine
continuous intravenous infusion per syringe pump (13 vials of 2 mg/5 ml --\> 26 mg/65 ml; 1 ml = 0.4 mg Physostigmine) at rate of 1 mg/h (2.5ml/h) for 24 hours
Placebo
"continuous intravenous infusion of 65 ml NaCl 0.9% with syringe pump at rate of 2.5 ml/h for 24 hours~PCA: Patient-controlled analgesia with hydromorphone 0.2 mg/ml, on demand: bolus of 0.2 mg, maximum 5 boli per hour; 4-hour-maximum 4 mg"
Hospital of the Medical University of Graz, Graz
Medical University of Graz
OTHER