Synonyms: Cysteinamide,L-cysteinyl-L-tyrosyl-L-phenylalanyl-L-glutaminyl-L-asparaginyl-, cyclic (1®6)-disulfide, L- (8CI);1,2-Dithia-5,8,11,14,17-pentaazacycloeicosane, cyclic peptide deriv.;6-L-Cysteinamide-7-de-L-proline-8-de-L-arginine-9-deglycinamidevasopressin;Pressinamide; Vasopressin, 6-L-cysteinamide-7-de-L-proline-8-de-L-arginine-9-deglycinamide-;Vasopressin-(1®6)-hexapeptideamide