Antiseptic composition
AssigneeStanley Pharmaceuticals Ltd.
InventorCedric B. H. Thompson
Life of this patent
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Abstract
An antiseptic composition comprises a cidal agent and at least one nonionic surfactant selected from the group comprising alkyl phenyl macrogol ethers.
Claims20
An antiseptic composition comprising a chlorhexidine cidal agent and a surfactant consisting of the alkyl phenyl macrogol ether nonoxinol 9, wherein the antiseptic composition comprises 5%-30% by weight nonoxinol 9 and 0.5%-10% by weight chlorhexidine, wherein a significant quantity of other nonionic or cationic surfactants are not present.
A method of killing or inhibiting the growth of bacteria at an application site, which comprises adding to the application site an antibacterial effective amount of a composition comprising a chlorhexidine cidal agent and a surfactant consisting of the alkyl phenyl macrogol ether nonoxinol 9, wherein the antiseptic composition comprises 5%-30% by weight nonoxinol 9 and 0.5%-10% by weight chlorohexidine, wherein a significant quantity of other nonionic or cationic surfactants are not present, and wherein the bacteria are selected from among Staphylococcus aureus and methicillin-resistant strains thereof.
A process for preparing an antiseptic composition which comprises:
- mixing in aqueous solution a chlorhexidine cidal agent and a surfactant consisting of the alkyl phenyl macrogol ether nonoxinol 9, to prepare an antiseptic composition comprising 5%-30% by weight nonoxinol 9 and 0.5%-10% by weight chlorhexidine, wherein a significant quantity of other nonionic or cationic surfactants are not present.
Dependencies are inferred from the claim text.