Synonyms : ((2-Hexahydro-1(2H)-azocinyl)ethyl)guanidine, Guanethidine Monosulfate, Guanethidine Sulfate, Guanethidine Sulfate (1:1), Guanethidine Sulfate (1:2), Guanethidine Sulfate (2:1), Guanethidine Sulfate (2:1), 14C-Labeled, Ismelin, Isobarin, Octadine, Oktadin