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Oral itraconazole formulations and methods of making the same
 
   
Document Number
US Patent 6663897
Issued Date
December 16, 2003
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Inventors
Kerr; John Elgin (Winterville, NC)
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Abstract
A method of manufacturing an itraconazole oral dosage form that is substantially free of residual methylene chloride comprises the steps of: (a) providing a working solution comprising an alcohol, a strong acid (preferably an inorganic acid or organic sulphonic acid), itraconazole, a water-soluble polymer, and water, with the itraconazole and the strong acid preferably present in the working solution in a ratio of 1 Mole itraconazole to 1-3 Moles acid; (b) providing particles formed from a pharmaceutically acceptable core material; (c) combining the working solution with the particles to produce itraconazole-coated particles; (d) drying the itraconazole-coated particles; and (e) forming the dried itraconazole-coated particles into an itraconazole oral dosage form that is substantially free of residual methylene chloride. The products of such methods and methods of use thereof are also disclosed.
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Number of Claims:
25
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Published
December 16, 2003
Application Number
09/933,032
Filed
August 20, 2001
US Classification
424/490   424/439 424/451 424/456 424/464 424/465 424/489 424/494 424/495 424/497 424/502
Int'l Classification
A61K   9/16   (20060101)  
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Parent Case
RELATED APPLICATIONS This application claims the benefit of provisional application serial No. 60/266,653, filed Feb. 6, 2001, the disclosure of which is incorporated by reference herein in its entirety.
USPTO Field of Search
424/489   424/490   424/497   424/502   424/494   424/495   424/464   424/465   424/456   424/451   424/439  
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