Synonyms: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[(hydroxyphenylacetyl)amino]-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-,monosodium salt, [6R-[6a,7b(R*)]]-;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2R)-hydroxyphenylacetyl]amino]-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-,monosodium salt, (6R,7R)- (9CI);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-mandelamido-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-, monosodiumsalt, D- (8CI); Cefamandole sodium; Cefamandole sodium salt; Kefdole; Sodium7-D-mandelamido-3-(1-methyl-1H-tetrazol-5-ylthiomethyl)-3-cephem-4-carboxylate;Sodium [6R-[6a,7b(R*)]]-7-[(hydroxyphenylacetyl)amino]-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate;Sodium cefamandole