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polymyxin(dictionary)
Polymyxin(medicine)
Polymyxin B(medicine)
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polymyxin B sulfate(medicine)
Terramycin-polymyxin(health)
Polymyxin b sulfate(health)

Polymyxin B (medicine)


polymyxin b
<chemical> A mixture of polymyxins b1 and b2, obtained from bacillus polymyxa strains. They are basic polypeptides of about eight amino acids and have cationic detergent action on cell membranes. Polymyxin b is used for infections with gram-negative organisms, but may be neurotoxic and nephrotoxic.

Pharmacological action: antibiotics, peptide.

Chemical name: Polymyxin B