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Jerry Zhang, Grayslake US

Jerry Zhang, Grayslake, IL US

Patent application numberDescriptionPublished
20080247985Composition base containing solubilized allantoin and urea for topical preparations - Substantially homogeneous topical preparations for cosmetic, veterinary, and pharmaceutical use comprise at least one active ingredient solubilized in a novel composition base. The composition base comprises solubilized allantoin at a level of at least 0.5% and urea at a level of at least 10% in an aqueous vehicle.10-09-2008
20080287513Topical compositions containing metronidazole - Aqueous compositions containing solubilized metronidazole at a concentration of about 0.75% by weight or greater are able to be obtained by using the combination of solubility enhancing agents, one of which is niacinamide and the other is urea. Related methods are also disclosed.11-20-2008
20080287514Topical compositions containing metronidazole - Aqueous compositions containing solubilized metronidazole at a concentration of about 0.75% by weight or greater are able to be obtained by using the combination of solubility enhancing agents, one of which is niacinamide and the other is hydroxyalkyl urea. Related methods are also disclosed.11-20-2008
20080287515Topical compositions containing metronidazole - Aqueous compositions containing solubilized metronidazole at a concentration of about 0.75% by weight or greater are able to be obtained by using the combination of solubility enhancing agents, one of which is urea and the other is hydroxyalkyl urea. Related methods are also disclosed.11-20-2008
20080312304Topical compositions containing metronidazole - Aqueous compositions containing solubilized metronidazole at a concentration of about 0.75% by weight or greater are able to be obtained by using the combination of solubility enhancing agents, first one is niacinamide, second one is urea, and third one is hydroxyalkyl urea. Related methods are also disclosed.12-18-2008
20090209604Topical combination therapy for treating acne - Described are aqueous topical compositions containing a combination of benzoyl peroxide, at least one dicarboxylic acid having 6 to 12 carbon atoms, and at least one vitamin B.sub.3 compound in aqueous vehicles containing at least one 1,2-alkanediol having from 5 to 7 carbon atoms. The compositions are suitable for treatment of acne. Also described are methods for topically delivering a medicament to a human patient, in need of the medicament by topically administering to the patient the compositions of the present invention.08-20-2009
20100016219Ophthalmic compositions containing solubilized cyclosporin - An ophthalmic composition containing solubilized cyclosporin is able to be obtained in the presence of at least one 1,2-alkanediol having 5 to 7 carbon atoms and at least one polysorbate surface active agent in an ophthalmically acceptable medium. The composition is stable without crystallization and/or precipitation of cyclosporin. The composition is suitable for treatment of ophthalmic disorders including keratoconjectivis Sicca and ocular rosacea.01-21-2010

Patent applications by Jerry Zhang, Grayslake, IL US