five benzodiazepines , flurazepam , nitrazepam , diazepam , oxazepam , and chlordiazepoxide , have been tested for porphyrin-inducing activity in chick embryo liver cell culture and for delta-aminolevulinic acid ( ala ) synthetase inducing activity in the 17-day-old chick embryo .
C0005064
benzodiazepines
C0008188
chlordiazepoxide