A semisynthetic ampicillin-derived acylureido penicillin.

Synonyms: Bay e 6905, Baye 6905, Sodium, Azlocillin, Securopen, HUM6H389W0, DWV1EFW947, Bay-e 6905, 0, Sodium Azlocillin, Azlin, Azlocillin Sodium, 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)-, (2S-(2alpha,5alpha,6beta(S*)))-, Azlocillin, Azlocillin, Sodium