Synonyms: 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid,3,3-dimethyl-7-oxo-6-[[(2R)-[[(2-oxo-1-imidazolidinyl)carbonyl]amino]phenylacetyl]amino]-,monosodium salt, (2S,5R,6R)- (9CI);4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid,3,3-dimethyl-7-oxo-6-[[[[(2-oxo-1-imidazolidinyl)carbonyl]amino]phenylacetyl]amino]-,monosodium salt, [2S-[2a,5a,6b(S*)]]-;Azlin;Azlocillin sodium salt;Monosodium azlocillin;Securopen;Sodium azlocillin;