Synonyms: 10H-Phenothiazine-3,7-diamine,N,N,N',N'-tetramethyl- (9CI); Leucomethylene blue (6CI); Phenothiazine, 3,7-bis(dimethylamino)-(7CI,8CI); 3,7-Bis(dimethylamino)phenothiazine; Leukomethylene blue; Methyleneblue leuco base; Methylene blue leuco form; Methylene blue, leuco; Reducedmethylene blue