Patch containing fentanyl for mucous membrane of oral cavity

Details Patch containing fentanyl for mucous membrane of oral cavity Patch containing fentanyl for mucous membrane of oral cavity

2004-06-01

2010-10-19

Sheikh, Humera N (Department: 1615)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

C424S443000, C424S449000, C602S041000, C602S042000, C602S043000, C602S046000, C602S048000, C602S049000, C602S052000, C602S054000, C602S057000

Reexamination Certificate

active

07815932

ABSTRACT:
To provide a patch containing fentanyl for mucous membrane of the oral cavity (oral transmucosal fentanyl), which rapidly increases the serum concentration of the drug, is easy in handling and is superior in safety. The patch can be prepared by laminating on one side of a drug layer which contains fentanyl or its salt as an active ingredient, methyl vinyl ether-maleic anhydride copolymer as an adhesive, and at least one substance selected from the group consisting of hydroxypropylcellulose, hydroxypropylmethylcellulose and hydroxyethylcellulose as a thickener, a support layer hardly soluble or insoluble in water, and a backing in this order.

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Abstract of JP 2000-44476 published Feb. 15, 2000.
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Supplementary European Search Report issued May 7, 2010 in European Patent Application No. 04 73 5659 corresponding to present US application.

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