Table 7

Effect of RWJ-51204 and eight GABA-based reference anxiolytics on the general behavior of squirrel monkeys 1 h after p.o. administration

(Dose for 100% Increase in Conflict Responding, mg/kg p.o.)7-amg/kg p.o.n7-bLocomotor AtaxiaSoft Body ToneDecreased AgilitySlow AmbulationDecreased Locomotor Activity
SlightMod to MkSlightMod to MkSlightMod to MkSlightMod to MkSlightMod to Mk
RWJ-51204 (6.0)0.140000101000
0.360000000000
160000000000
360000000000
1062001101200
2061011020202
Abecarnil (>10)0.0160000000000
0.0350000000000
0.160000000000
0.360000000000
160000000000
350000000000
1050000000000
Alprazolam (0.3)0.0360000001000
0.165050105000
0.360606060600
360606060606
Bretazenil (1.0)0.0150000000000
0.0350020002000
0.160040100020
0.360000002000
150004010300
Clonazepam (0.1)0.0160000000000
0.0360000000000
0.160000504000
0.361031510501
161432240603
Diazepam (3.0)0.360000102000
165020304000
31246282821002
1050405040405
Imidazenil (0.03)0.0150010000000
0.0340010000100
0.141020302102
0.360022204000
162040303000
360205050600
Lorazepam (0.2)0.0360000000000
0.1120000000000
0.3120000000000
1101201050500
391514161605
1061515151504
Panadiplon (3.0)0.0340000000000
0.140000000000
0.350010000000
150010000000
360000000000
  • 7-a  Dose for 100% increase in conflict responding was taken from the linear regression of the dose-response lines.

  • 7-b  Five behavioral and physical signs were routinely and closely monitored and documented in the monkeys that received each dose of drug in the conflict experiments.