Flunitrazolam also includes a methylated triazole ring fused to and incorporating R1 and R2 of its diazepine ring. Flunitrazolam belongs to a class of benzodiazepines containing this fused triazole ring, called triazolobenzodiazepines, distinguished via the suffix "-zolam". PharmacologyResidual sleepiness - While flunitrazolam may be used as a succ