abstract crystalline form of cis- (e) -4- (3-fluorophenyl) -2 ', 3', 4 ', 9'-tetrahydro-n, n-dimethyl-2' - (1-oxo-3- phenyl-2-propenyl) -spiro [cyclohexane-1,1 '[1h] -pyrido [3,4-b] indole] -4-amine. The present invention relates to crystalline forms of cis- (e) -4- (3-fluorophenyl) -2 ', 3', 4 ', 9'-tetrahydro-n, n-dimethyl-2' - (1 -oxo-3-phenyl-2-propenyl) -spiro [cyclohexane-1,1 '[1h] -pyrido [3,4-b] indole] -4-amine, pharmaceutical compositions and medicaments consisting of these modifications, use of these modifications and also to a process for producing crystalline forms. 1/1resumo forma cristalina de cis-(e)-4-(3-fluorophenyl)-2',3',4',9'-tetra-hidro-n,n-dimetil-2'-(1-oxo-3-phenil-2-propenil)-espiro[ciclohexano-1,1'[1h]-pirido[3,4-b]indol]-4-amina. a presente invenção está relacionada a formas cristalinas de cis-(e)-4-(3-fluorofenil)-2',3',4',9'-tetra-hidro-n,n-dimetil-2'-(1-oxo-3-fenil-2-propenil)-espiro[ciclohexano-1,1'[1h]-pirido[3,4-b]indol]-4-amina, composições farmacêuticas e medicamentos que consistem nessas modificações, uso dessas modificações e também a um processo para produzir a formas cristalinas. 1/1