several benzodiazepines ( chlordiazepoxide , clonazepam , diazepam , midazolam , nitrazepam and oxazepam ) produced a concentration-dependent enhancement of low affinity gaba binding to fresh , washed brain membranes in 50 mm tris-citrate buffer at concentrations comparable to those displacing [ 3h ] diazepam binding in vitro .
C0029997
oxazepam
C0012010
diazepam