Patent application number | Description | Published |
20090030085 | USE OF BIS-AMINES TO ENHANCE THE ANTIMICROBIAL ACTIVITY OF AQUEOUS COMPOSITIONS - The use of bis-amines to enhance the antimicrobial activity of pharmaceutical compositions is described. The bis-amines are particularly useful for enhancing the antimicrobial activity of aqueous ophthalmic compositions, such as artificial tears or ocular lubricants, and solutions for disinfecting contact lenses. | 01-29-2009 |
20090131303 | METHODS AND COMPOSITIONS FOR TREATING DRY EYE - The present invention is directed to ophthalmic compositions containing protease-inhibiting peptide substrates. In a preferred embodiment, the protease-inhibiting peptide substrate is gelatin. The compositions may also contain a galactomannan. In a particularly preferred embodiment, the compositions contain gelatin, a galactomannan and a borate salt. The present invention also describes methods of use of these compositions to inhibit protease MMP-9, and methods of topical administration of the compositions to the eye, particularly for the treatment of dry eye. | 05-21-2009 |
20090270345 | POLYMERIC ARTIFICIAL TEAR SYSTEM - The present invention relates to artificial tear formulations and ophthalmic formulations suitable for drug delivery. The formulations comprise galactomannans such as guar or hydroxypropyl guar and a borate source such as boric acid. The formulations further comprise a cis-diol such as sorbitol that interferes with the cross-linking of galactomannan and borate. Optionally, the formulations are substantially free of divalent cations. | 10-29-2009 |
20100099771 | USE OF COOLING AGENTS TO RELIEVE MILD OCULAR IRRITATION AND ENHANCE COMFORT - Ophthalmic compositions containing very low concentrations (e.g., 1 to 50 ppm) of cooling agents are described. The cooling agents are less volatile and less prone to causing ocular discomfort than agents previously utilized to obtain an ocular cooling effect, such as menthol. The cooling agents are preferably contained in a vehicle that forms a gel or partial gel upon application to the eye. | 04-22-2010 |
20100196415 | PROCESS FOR PURIFYING GUAR - The present invention relates to processes for purifying guar comprising combining borate and guar in an aqueous solution and treating the aqueous solution with an organic solvent to induce precipitation of purified guar. Another embodiment of the present invention is directed to ophthalmic formulations comprising purified guar produced by the processes described. | 08-05-2010 |
20110008276 | ETHYLENEOXIDE BUTYLENEOXIDE BLOCK COPOLYMER COMPOSITIONS - The present invention relates to compositions comprising ethyleneoxide butyleneoxide and a galactomannan such as guar. The compositions are particularly well suited for ophthalmic applications such as contact lens disinfection and rewetting. Methods for the treatment of dry eye using the compositions of the present invention are also contemplated. | 01-13-2011 |
20110136912 | OPHTHALMIC EMULSION - The present invention is directed to an ophthalmic emulsion. The emulsion has a unique combination of ingredients that promotes the stability of small oil droplets within the emulsion. The emulsion also includes a mucoadhesive polymer that aid in delivering a lipid to the ocular surface. | 06-09-2011 |
20110274760 | USE OF SYNTHETIC INORGANIC NANOPARTICLES AS CARRIERS FOR OPHTHALMIC AND OTIC DRUGS - The use of nanoparticles of inorganic materials (e.g., synthetic smectite clays) in ophthalmic and otic pharmaceutical compositions is described. The nanoparticles are utilized as biologically inert carriers or depots for ophthalmic and otic drugs. The nanoparticles may also be utilized to modify the rheological properties of the compositions, so as to enhance the viscosity or flow characteristics of the compositions and/or increase the retention time of the compositions in the eye or ear. | 11-10-2011 |
20110275593 | STABILIZED OPHTHALMIC GALACTOMANNAN FORMULATIONS - The present invention relates to viscosity stabilized ophthalmic formulations and ophthalmic formulations suitable for drug delivery. The formulations comprise galactomannans such as guar or hydroxypropyl guar and a borate source such as boric acid. The formulations further comprise a diol alcohol such as sorbitol and, optionally, a pharmaceutically acceptable divalent cation salt such as magnesium chloride. | 11-10-2011 |
20120142630 | PROCESS FOR PURIFYING GUAR - The present invention relates to processes for purifying guar comprising combining borate and guar in an aqueous solution and treating the aqueous solution with an organic solvent to induce precipitation of purified guar. Another embodiment of the present invention is directed to ophthalmic formulations comprising purified guar produced by the processes described. | 06-07-2012 |
20130210812 | Aqueous Pharmaceutical Composition With Enhanced Stability - The present invention is an aqueous pharmaceutical composition that includes an ionized therapeutic agent, an ionic component and guar gum. The guar gum is present in the composition a concentration sufficient to limit interactions between the ionized therapeutic agent and the ionic component thereby imparting stability to the composition. The composition is preferably at or near physiologic pH. The aqueous pharmaceutical composition has been found particularly useful as an aqueous ophthalmic, otic or nasal composition. The pharmaceutical composition, due to its characteristics, is particularly suitable as an ophthalmic composition. | 08-15-2013 |
20130244971 | STABILIZED OPHTHALMIC GALACTOMANNAN FORMULATIONS - The present invention relates to viscosity stabilized ophthalmic formulations and ophthalmic formulations suitable for drug delivery. The formulations comprise galactomannans such as guar or hydroxypropyl guar and a borate source such as boric acid. The formulations further comprise a diol alcohol such as sorbitol and, optionally, a pharmaceutically acceptable divalent cation salt such as magnesium chloride. | 09-19-2013 |
20130296264 | OPHTHALMIC COMPOSITIONS WITH IMPROVED DESSICATION PROTECTION AND RETENTION - The present invention relates to artificial tear compositions and ophthalmic compositions suitable for drug delivery. In one embodiment of the present invention, the compositions comprise a galactomannan polymer such as guar or hydroxypropyl guar, hyaluronic acid, and a cis-diol such as sorbitol. In a preferred embodiment, the compositions also comprise a borate compound. | 11-07-2013 |
20130330430 | PROCESS FOR PURIFYING GUAR - The present invention relates to processes for purifying guar comprising combining borate and guar in an aqueous solution and treating the aqueous solution with an organic solvent to induce precipitation of purified guar. Another embodiment of the present invention is directed to ophthalmic formulations comprising purified guar produced by the processes described. | 12-12-2013 |
20140161760 | POLYMERIC ARTIFICIAL TEAR SYSTEM - The present invention relates to artificial tear formulations and ophthalmic formulations suitable for drug delivery. The formulations comprise galactomannans such as guar or hydroxypropyl guar and a borate source such as boric acid. The formulations further comprise a cis-diol such as sorbitol that interferes with the cross-linking of galactomannan and borate. Optionally, the formulations are substantially free of divalent cations. | 06-12-2014 |
20140364422 | Aqueous Pharmaceutical Composition With Enhanced Stability - The present invention is an aqueous pharmaceutical composition that includes an ionized therapeutic agent, an ionic component and guar gum. The guar gum is present in the composition a concentration sufficient to limit interactions between the ionized therapeutic agent and the ionic component thereby imparting stability to the composition. The composition is preferably at or near physiologic pH. The aqueous pharmaceutical composition has been found particularly useful as an aqueous ophthalmic, otic or nasal composition. The pharmaceutical composition, due to its characteristics, is particularly suitable as an ophthalmic composition. | 12-11-2014 |