|
Medical Definition of Colistin sulfomethate sodium
1. Pentasodium colistinmethanesulfonate;contains the pentasodium salt of the penta(methanesulfonic acid) derivative of colistin A as the major component, with a small proportion of the pentasodium salt of the same derivative of colistin B; an effective antibiotic against most Gram-negative bacilli (except Proteus), given intramuscularly. See: colistin sulfate, polymyxin. Synonym: cholistine sulphomethate sodium, colistin sulfomethate sodium. (05 Mar 2000)