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Erning Xia, Penfield US

Erning Xia, Penfield, NY US

Patent application numberDescriptionPublished
20080218686LENS CARE SOLUTIONS FOR USE WITH CONTACT LENSES OR CONTACT LENS CASES THAT CONTAIN SILVER - Contact lens care solutions that are formulated for disinfecting or packaging contact lenses that comprise silver, or for disinfecting or storing contact lenses in contact lens cases that comprise silver.09-11-2008
20080275000COMPOSITIONS FOR REDUCING, AMELIORATING, TREATING, OR PREVENTING CONDITION OF DRY EYE AND METHODS OF MAKING AND USING SAME - Compositions for relief, treatment, or prevention of a condition of dry eye comprise alginate, a polyol, and a combinations of at least two organic acids or salts thereof, wherein the compositions have pH in the range from about 5 to about 7.5, at least one of the organic acids or salts thereof has a pKa in the range from and 6 to about 10. In some embodiments, the second organic acid or a salt thereof has a pKa that is no more than 1.5 units less than the pH.11-06-2008
20080280853COMPOSITIONS FOR REDUCING, AMELIORATING, TREATING, OR PREVENTING CONDITION OF DRY EYE AND METHODS OF MAKING AND USING SAME - Compositions for relief, treatment, or prevention of a condition of dry eye comprise alginate, at least a polyol, and a pharmaceutically acceptable carrier, wherein the compositions have pH in the range from about 5 to about 7.5. In some embodiment, the compositions can further include a chelating agent, a buffering system or agent, an organic acid, or combinations thereof.11-13-2008
20090005362Compositions Comprising Antihistamines or Mast Cell Stabilizers, and Methods of Making and Using Same - Compositions comprise: (a) a material selected from the group consisting of antihistamines, stabilizers, salts thereof, and combinations thereof; and (b) a vasoconstrictor, decongestant, or a salt thereof, provided when the material consists of an antihistamine or a salt thereof, at least one antihistamine other than ketotifen and salts thereof is present. In certain embodiments, the compositions have a pH maintainable at about 5 or less during storage. The compositions can be used to treat, alleviate or ameliorate ocular allergic conditions.01-01-2009
20090082337Compositions Comprising Quinolone and Methods for Treating or Controlling Infections - Compositions for treating or controlling infections comprise a fluoroquinolone having Formulae I-VIII and have a pH in the range from about 3.5 to about 5.5 or from about 10.5 to about 12. Methods for treating or controlling such infection use such compositions. Such compositions and methods can deliver a higher amount of the fluoroquinolone to the affected site.03-26-2009
20090196845OPTHALMIC COMPOSITIONS WITH AN AMPHOTERIC SURFACTANT AND AN ANIONIC BIOPOLYMER - Ophthalmic compositions that comprise 0.1 ppm to 50 ppm of a cationic antimicrobial component selected from the group consisting of biguanides, polymeric biguanides, quaternium ammonium compounds and any one mixture thereof; 0.005 wt. % to 2 wt. % of an anionic biopolymer; and 0.01 wt. % to 2 wt. % of an amphoteric surfactant of general formula I08-06-2009
20090196846OPHTHALMIC COMPOSITIONS WITH AN AMPHOTERIC SURFACTANT AND HYALURONIC ACID - Ophthalmic compositions that comprise 0.1 ppm to 10 ppm of a cationic antimicrobial component selected from the group consisting of biguanides, polymeric biguanides, quaternium ammonium compounds and any one mixture thereof; 0.005 wt. % to 0.15 wt. % of hyaluronic acid; and 0.01 wt. % to 1.0 wt. % of an amphoteric surfactant of general formula I08-06-2009
20090220618PHARMACEUTICAL FORMULATIONS COMPRISING POLYANIONIC MATERIALS AND SOURCE OF HYDROGEN PEROXIDE - A pharmaceutical formulation that is effective in adversely affecting the viability of microorganisms or in inhibiting their growth and that provides better safety and/or comfort to the users comprises at least a polyanionic material and at least a source of hydrogen peroxide. The formulation can comprise an ophthalmically active agent for treating or controlling a disease or disorder of the eye.09-03-2009
20090304811Pharmaceutical Formulations Comprising Stabilized Polysaccharides and Source of Hydrogen Peroxide - A pharmaceutical formulation that is effective in adversely affecting the viability of microorganisms or in inhibiting their growth and that provides better safety and/or comfort to the users comprises a polysaccharide, a source of hydrogen peroxide, and an anti-oxidant. The formulation can further comprise a chelating agent and/or an ophthalmically active agent for treating or controlling a disease or disorder of the eye. The formulation may be used to treat, clean, disinfect, store, wet, or rewet contact lenses.12-10-2009
20100075919COMPOSITIONS COMPRISING ALKYLDIMONIUM HYDROXYPROPYL ALKYLGLUCOSIDES - A pharmaceutical formulation for topical, ophthalmic or nasal administration comprising one or more alkyldimonium hydroxypropyl alkylglucosides of general formula I or general formula II and a pharmaceutical active,03-25-2010
20100234336Ophthalmic Compositions - An aqueous ophthalmic composition comprises a carboxy-containing polyanionic polymer that has a viscosity in the range from about 300 cp to about 1500 cp outside the eye and a total concentration of cations of less than about 50 mM, wherein the viscosity of the composition does not increase when the composition comes into contact with surface ocular fluid.09-16-2010
20100286010Ophthalmic Compositions with Hyaluronic Acid - An aqueous solution for cleaning and disinfecting a contact lens comprising 0.5 ppm to 5 ppm of 1,1′-hexamethylene-bis[5-(2-ethylhexyl)biguanide; 11-11-2010
20110142786LENS CARE SOLUTIONS FUNCTIONALIZED ALKYLDIMONIUM HYDROXYPROPYL ALKYLGLUCOSIDES - A contact lens care solution that includes a functionalized hydroxypropyl alkylglucoside. The functionalized hydroxypropyl alkylglucoside is typically in the form a mixture of various alkylglycosides because: (1) the functional reagents can react with any one or more of the many hydroxyl groups on the glycoside; and (2) the glycosides are present as a mixture of glycosides with a degree of polymerization from 1 to about 4. The solution will also include a buffer system to maintain the pH of the composition from 7.2 to 8.5. In particular, the solution can be formulated to clean and disinfect contact lenses or the solution is formulated as a rewet eye drop for use with contact lenses.06-16-2011

Patent applications by Erning Xia, Penfield, NY US