three benzodiazepines , chlordiazepoxide ( cdp ) , diazepam ( dzp ) and medazepam ( mzp ) , inhibited the contractile response of circular muscle strips from the isolated guinea-pig gallbladder to sulfated cholecystokinin octapeptide ( cck8 ) in the presence of atropine .
C0005064
benzodiazepines
C0008188
chlordiazepoxide