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benzalkonium chloride |
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benzalkonium chloride /ben·zal·ko·ni·um chlo·ride/ (ben″zal-ko´ne-um) a quaternary ammonium compound used as a surface disinfectant and detergent, topical antiseptic, and antimicrobial preservative.
benzalkonium chloride, a disinfectant and fungicide prepared in an aqueous solution in various strengths. benzalkonium chloride a quaternary ammonium compound used as a surface disinfectant and detergent and as a topical antiseptic and antimicrobial preservative. See also zephiran.
antiseptic An agent that kills or prevents the growth of bacteria. This term is generally restricted to agents that are sufficiently non-toxic for superficial application to living tissues. These include the preservatives for eye drops and contact lens solutions. Examples of antiseptics are alcohol, benzalkonium chloride, cetrimide, chlorbutanol, chlorhexidine, hydrogen peroxide, thimerosal (or thiomersalate). Other agents that are too toxic to be applied to living tissues are called disinfectants and are used to sterilize instruments and apparatus. See disinfection; ethylenediamine tetraacetic acid; neutralization; sterilization. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Another substance that has been implicated in the development of rhinitis medicamentosa is benzalkonium chloride (BAC), an antimicrobial preservative often found in nasal sprays. The product contains four different antivirus components ethanol, benzalkonium chloride, polyoxyethylene alkylamine and polyhexamethylene biguanide (PHMB), and can remove not only general bacteria and viruses but also noroviruses that cause a fatal food poisoning. Second, although not proved efficacious against cutaneous chytridiomycosis, the use of benzalkonium chloride, a recognized therapy for infections with non-hyphal fungi, failed to reduce mortality rates. |
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