we tested the effects of the conventional anxiolytics chlordiazepoxide ( 4-32 mg/kg ) and meprobamate ( 75-125 mg/kg ) , the novel anxiolytic buspirone ( 8-64 mg/kg ) , the antidepressant imipramine ( 4-16 mg/kg ) , the opiate analgesic morphine ( 2-8 mg/kg ) , and the antipsychotic chlorpromazine ( 1-16 mg/kg ) on cdb .
C0003289
antidepressant
C0020934
imipramine