when monkeys were presented with the fixed tilidine-naloxone combination ( 100 + 8 parts ) and pentazocine-naloxone combination ( 100 + 1 part ) and the buprenorphine-naloxone combination ( 100 + 66 parts ) presently in clinical use only the tilidine-naloxone combination generated drug avoidance behavior to an appreciable extent .
C0717936
pentazocine-naloxone
C0027358
naloxone