618 results about "Benzalkonium chloride solution" patented technology

Provided is a method for treating ocular hypertension and glaucoma with reduced side effects such as keratoconjunctive disorders and macular edema, which comprises administering an ophthalmic composition comprising latanoprost as an active ingredient thereof to a subject in need of said treatment, wherein the ophthalmic composition contains substantially no benzalkonium chloride.

A microbicidal composition containing: (a) 1,2-benzisothiazolin-3-one; and (b) at least one microbicide selected from among benzalkonium chloride, benzethonium chloride, benzyl alcohol, caprylyl glycol, chlorphenesin, 2,2′-dithiobis(N-methylbenzamide), diazolidinyl urea, ethylenediamine tetraacetic acid, ethylparaben, imidazolidinyl urea, methylparaben, phenoxyethanol, linoleamidopropyl PG-dimonium chloride phosphate, cocamidopropyl PG-dimonium chloride phosphate, propylparaben, cis-1-(3-chloroallyl)-3,5,7-triaza-1-azoniaadamantane chloride, dehydroacetic acid or its salts, benzoic acid or its salts, sodium hydroxymethylglycinate and zinc pyrithione.

The present invention relates to a method of treated disordered epithelial tissues such as cold sores and other complications resulting from disorders such as herpes, and the like. The inventive method combines an anti-infective and/or antimicrobial active agent in a carrier, with vigorous agitation of the disordered epithelial tissue for topical treatment thereof under such conditions sufficient to achieve clinically discernable improvement of the disordered epithelial tissue. The preferred anti-infective and/or antimicrobial active agent is an organohalide such as a quaternary ammonium compound, preferably benzalkonium chloride. The inventive method may be used also in connection with a preferred applicator configuration.

The lacrimal implant delivery systems and methods described herein provide for controlled release of a therapeutic agent for the treatment of disease, including the treatment of glaucoma, ocular hypertension, or elevated intraocular pressure with latanoprost or other anti-glaucoma agents. Treatment of disease, including glaucoma, ocular hypertension, or elevated intraocular pressure with latanoprost or other anti-glaucoma agent in conjunction with penetration enhancer, such as benzalkonium chloride, and/or artificial tears is also provided. Also provided are implants containing a drug core emplacable in a punctum adjacent to an eye of a patient for controlled release of a therapeutic agent such as latanoprost for the treatment of glaucoma, the drug core containing a polymer such as cross-linked silicone, a therapeutic agent, and an excipient, wherein the excipient can increase the rate of release of the agent from the drug core, or can increase the drug loading in the core without loss of desirable homogeneity of the agent within the core, or can improve retention of the agent in the eye or in tear fluid, or can increase corneal penetration of the agent into the eye.

The present invention is directed to pharmaceutical compositions of effective amounts of NMDA receptor antagonists and preservative for the administration to a patient in need of effective analgesia and anesthesia. The compositions of the invention advantageously do not cause any significant neurotoxicity. The preferred NMDA receptor antagonist is ketamine. The preferred preservative is benzalkonium chloride.

The present invention relates to compositions comprising a combination of one or more antiseptic and an antibiotic. It is based, at least in part, on the discovery that such combinations tend to deter the formation of antibiotic-resistant organisms. In preferred, nonlimiting embodiments of the invention, the antibiotic is minocycline and the antiseptic is a chlorhexidine compound, triclosan, or benzalkonium chloride, and in particular embodiments, a silver salt or a bismuth salt is added. Examples of specific, nonlimiting embodiments of the invention include combinations of (i) minocycline, triclosan, and a bismuth salt; (ii) minocycline, a chlorhexidine compound, and a bismuth salt; and (iii) minocycline, benzalkonium chloride, and a bismuth salt. The present invention further provides for articles, such as, but not limited to, medical articles, which have been treated with or which otherwise comprise a combination of antiseptic and antibiotic.

Antimicrobial lubricant compositions are disclosed. The antimicrobial lubricant compositions are particularly useful in providing antimicrobial capability to a wide-range of medical devices. The compositions include an oil lubricant. Representative lubricants may include polydimethyl siloxane, trifluoropropyl copolymer polysiloxane, and a copolymer of dimethylsiloxane and trifluoropropylmethylsiloxane. The compositions include rheology modifiers as necessary. The compositions also include antimicrobial agents, which may be selected from a wide array of agents. Representative antimicrobial agents include of aldehydes, anilides, biguanides, bis-phenols, quaternary ammonium compounds, cetyl pyridium chloride, cetrimide, alexidine, chlorhexidine diacetate, benzalkonium chloride, and o-phthalaldehyde.

An antimicrobial agent includes silver-chloro complex salts and chloride, and further oxidizing agents such as sodium hypochlorite or sodium chlorite. As a result, it is possible to provide the antimicrobial agent having immediate and residual disinfecting and antimicrobial effects on bacteria and molds of a wide variety of species and capable of demonstrating instantaneous deodorizing effect. The antimicrobial agent includes the silver-chloro complex salts and chloride, and further a compound, for example, such as alcohols or surfactants, which has compatibility with a solvent such as water which dissolves the chloride. As a result, it is possible to provide the antimicrobial agent which can be used conveniently at the stored concentration, and which has immediate effect and cleansing ability without causing rust or deposition of salts in use. Further, the antimicrobial agent includes the silver-chloro complex salts, and chloride, for example, such as polyaluminium chloride or benzalkonium chloride, which has at least (I) a property capable of existing as a supersaturated aqueous solution in the presence of a crystal nucleus at least at room temperature for 24 hours or longer and (II) a property capable of being decomposed when dissolved in water.

The invention provides a hematoxylin staining solution which comprises the following components of hematoxylin, aluminium salt, an oxidizing agent, benzalkonium chloride, alcohol, weak acid and water. The invention further provides a preparation method of the hematoxylin staining solution, a HE (hematoxylin eosin) staining solution containing the hematoxylin staining solution, and a staining method. When the hematoxylin staining solution is used to stain a section, the background of the section is clear, the section is well arranged, the staining effect is excellent, the section is easy to read, the color of the section does not fade easily, and the section can be stored conveniently for a long period of time.

An antimicrobial moisturizing composition includes benzethonium chloride or benzalkonium chloride, a non-benzyl cationic surfactant, and an aqueous carrier. The composition of the present invention provides a significant and unexpected reduction of irritation, inflammation, dryness and/or redness, all issues associated with known alcohol-based skin disinfectants. In particular, the present invention provides a stable, aesthetically-pleasing, long-lasting, and moisturizing antimicrobial composition that is substantially free of ethanol, polysorbates, and anionic compounds that are known to inhibit the activity of benzethonium chloride or benzalkonium chloride.

The invention discloses a disinfection sterilization medical ultrasonic coupling medium with the bactericidal function and used in the ultrasonic detection and treatment of skin and cavitary mucosa and a preparation method of the coupling medium, wherein, the ultrasonic coupling medium comprises propylene glycol, de-ionized water and one viscosity modifier of the hydroxy ethyl cellulose, carbomer and hydroxy propyl cellulose. The coupling medium further comprises a fungicide of 0.05 to 0.15 percent and the constituents of the fungicide are any one of polyhexamethylene biguanide, benzalkonium chloride, benzalkonium bromide, chlorhexidine acetate, trichlorobenzene phenoxy diphenyl ether and nanometer silver or any combination of the olyhexamethylene biguanide, the benzalkonium chloride, the benzalkonium bromide, the chlorhexidine acetate, the trichlorobenzene phenoxy diphenyl etherand, and the nanometer silver; the preparation method used for preparing the ultrasonic coupling medium is as follows: dispersing the hydroxy ethyl cellulose in the propylene glycol, stirring and dispersing the hydroxy ethyl cellulose by adding enough water, heating to 75 to 80 DEG C, preserving the heat for 30 minutes to cool the hydroxy ethyl cellulose and the propylene glycol to 45 DEG C, adding the fungicide to stir and cool the fungicide, the hydroxy ethyl cellulose and the propylene glycol to obtain the filled coupling medium. Tests show that the products of the coupling medium have fast and long sterilization effect and meet the requirements of various related standards.

The invention provides a compound antibacterial agent and a preparation method thereof. The compound antibacterial agent comprises the following components in portions by weight: 100 portions of water, 0.5-10 portions of soybean extract, 0.5-2.5 portions of glycin, 0.005-3.0 portions of epsilon-polylysine, 0.1-5.0 portions of benzalkonium chloride and 0.1-6.0 portions of didecyl dimethyl ammoniumchloride. The preparation method comprises the following steps: diluting the soybean extract with water, and adding the glycin, the epsilon-polylysine, the benzalkonium chloride and the didecyl dimethyl ammonium chloride according to the ratio to obtain the compound antibacterial agent. The compound antibacterial agent is novel antibacterial agent having no harm to people and livestock and high sterilizing capability, can be used in various locations to be sterilized and disinfected, and has the advantages of low cost, wide application range, good sterilizing effect and the like.

The present invention includes both sterilized and unsterilized hemostatic compositions that contain a biocompatible liquid having particles of a biocompatible polymer suitable for use in hemostasis and which is substantially insoluble in the liquid, up to about 20 percent by weight of glycerol and about 1 percent by weight of benzalkonium chloride, each based on the weight of the liquid, all of which are substantially homogenously dispersed throughout the liquid to form a substantially homogenous composition, methods for making such compositions, medical devices that contain such hemostatic compositions disposed therein and methods of making such devices.

An object of the present invention is to provide better formulations of a latanoprost ophthalmic solution. The present invention provides a clear ophthalmic solution comprising latanoprost as an active ingredient and benzalkonium chloride as a preservative wherein white turbidity due to a change of formulation is prevented by at least one means selected from the following 1) to 3); 1) adding a surfactant, 2) using benzalkonium chloride represented by the formula of [C₆H₅CH₂N(CH₃)₂R]Cl (wherein R is alkyl having 12 carbon atoms) as the preservative and 3) adding a nonionic tonicity agent as a tonicity agent.

The invention relates to a composite purifying agent used for purifying sewage in a river channel, which comprises the following components by weight: 40% to 90% of benzalkonium chloride, 5% to 25% of polymerization ferric sulfate, 4% to 15% of polyacrylamide, 0.5% to 10% of activated carbon and 0.5% to 10% of effervescent disintegrant. The composite purifying agent further comprises an organic matter degradation agent occupying 0.5-5wt% of the total dose of the composite purifying agent. The composite purifying agent is easy to decompose, fewer in dosage, free of residual, free of secondarypollution, simple and convenient in operation, short in time required to purify water, capable of effectively removing bacteria and algae, degrading organic matter, precipitating floating floc and the like, capable of effectively removing chemical oxygen demand, total nitrogen, total phosphorus and the like, remarkable in turbidity and capable of effectively improving PH and chromaticity of waterbody, thereby being an effective water purifying agent of water bodies such as river channels, lakes and the like.