Ketamine does not decrease postoperative pain after remifentanil-based anaesthesia for tonsillectomy in adults.

BACKGROUND: There are conflicting results concerning the pre-emptive effect of ketamine on central sensitization following surgery. The aim of this prospective, randomized, double-blind, placebo-controlled study was to assess the effect of the N-methyl-D-aspartate receptor antagonist ketamine on pos... View More