How is Polymyxin B Given? A Guide to Administration Routes
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4 min read
Polymyxin B is a potent, older-class antibiotic used primarily as a last-resort treatment for serious infections caused by multi-drug resistant gram-negative bacteria, such as *Pseudomonas aeruginosa*. This medication is not given orally due to poor absorption and must be administered through specialized routes depending on the infection's location and severity.