tokens: The antinociception after morphine ( 3 . 2 mg / kg ) was increased by co - administration with CNSB002 from 28 . 0 and 31 . 7 % to 114 . 6 and 56 . 9 % reversal of hyperalgesia in the inflammatory and neuropathic models , respectively ( P < 0 . 01 ; one - way analysis of variance - significantly greater than either drug given alone ) .