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Oxytetracycline is a product of the metabolism of Streptomyces rimosus and is one of the family of tetracycline antibiotics. It is primarily bacteriostatic and is thought to exert its antimicrobial effect by the inhibition of protein synthesis.
Polymyxin B sulphate is one of a group of related antibiotics derived from Bacillus polymyxa.
It is rapidly bactericidal but exclusively against gram-negative organisms .
Last reviewed on RxList: 2/15/2005
This monograph has been modified to include the generic and brand name in many instances.
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