certain benzodiazepines ( flunitrazepam , diazepam , ro 7-3351 ) and dipyridamole displace this binding with ic50 values in the nanomolar range , whereas other benzodiazepines ( alprazolam , clonazepam , chlordiazepoxide ) as well as carbamazepine , phenytoin and phenobarbital have ic50 values in the micromolar range .
C0005064
benzodiazepines
C0008188
chlordiazepoxide