Compound ID | 2019
Synonym(s): Polymyxin E
Class: Polymyxin
| Agent Type: | Natural product; Direct acting; |
| Spectrum of activity: | Gram-negative |
| Mechanism of action: | Membrane-active agent. Disrupts the outer membrane by direct interaction with the lipid A component of the LPS and disrupts the physical integrity of the phospholipid bilayer of the inner membrane, and possibly additional modes of action. |
| Target Pathogen: | Active against Gram-negative bacteria including Acinetobacter and Pseudomonas |
| Description: | Natural product produced by Bacillus colistinus composed of a mixture of Polymyxins E1 and E2 (or Colistins A, B, and C). For systemic treatment it is used as the prodrug Colistimethate sodium (CMS) for topical use as Colistin sulfate. Nephrotoxic but still active in most cases of pan drug resistant Gram-negative bacteria. |
| Year first mentioned: | 1947 |
| Highest development stage: | Approved |
| Development status: | Approved |
| External links: | |
| PubChem link: | https://pubchem.ncbi.nlm.nih.gov/compound/5311054 |
| Guide to Pharmacology: | colistin |
| Citations: |
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