Synonyms : Anabactyl, CSL Brand of Carbenicillin Disodium Salt, Carbapen, Carbecin, Carbenicillin Disodium, Geopen, Microcillin, Pyopen, Sanfer Brand of Carbenicillin Disodium Salt, Disodium, Carbenicillin, Penicillin, Carboxybenzyl