BACKGROUND
Aquafol, a microemulsion propofol, causes more severe and frequent pain on injection than propofol. The purpose of this study was to compare a combination of lidocaine and ketamine on aquafol-induced pain with lidocaine or ketamine alone during the induction of anesthesia.
METHODS
In this prospective, randomized, double-blinded study, 130 healthy patients who were undergoing electi...