The usefulness of colistin has been clearly documented and we believe that colistin will be the 'last-line' therapeutic drug against MDR Gram-negative pathogens in the 21st century.

Colistin (as sulfate) 3mg, neomycin (as sulfate) 3.3mg, hydrocortisone acetate 10mg, thonzonium bromide 0.5mg; per mL; otic susp; contains thimerosal. Colistin sulfate is a polypeptide antibiotic ...