A dibenzodiazepine, also known as a dibenzo[b,e][1,4]diazepine, is a tricyclic chemical compound. [2] Derivatives of dibenzodiazepine, or substituted dibenzodiazepines, include the antipsychotic clozapine, [1] the antihistamine clobenzepam, and the tricyclic antidepressant dibenzepin, [3] among others. [4]