ciclopramine ciclopramine ciclopramine is a tetracyclic antidepressant (teca) that was never marketed. ciclopramineclinical dataatc codenonelegal statuslegal status not marketed identifiers iupac name n-methyl-2,3,7,8-tetrahydro-1h-quinobenzazepin-3-amine cas number33545-56-1pubchem cid160410chemspider140965uniibxs8x8apgschemblchembl2105933chemical and physical dataformulac18h20n2molar mass264.372 g·mol−13d model (jsmol)interactive image smiles c14c2c(ccc1)c(nc)ccn2c3ccccc3cc4