Polymyxin B ReadyMadeTM solution is provided as a sterile-filtered solution of Polymyxin B Sulfate formulated in water at a concentration of 20 mg/ml. It has been filter-sterilized using a 0.22 μm filter.
Polymyxin B Sulfate is a polypeptide antibiotic mixture composed of Polymyxins B1, B2, and B3 fractions, with B1 and B2 fractions comprising the majority of the mixture. Polymyxin B components are structurally identical with the exception of a variable fatty acid group on each fraction. Results from in vitro studies have shown marginal differences in MIC data when comparing the fractions.
We also offer:
- Polymyxin B Sulfate, USP (P007)