Patent ID: 8017150
Filing Date: 2011-09-13
Classification: A61K,A61Q,C08J,F26B

Abstract:
1. A mucosally-adhesive water-soluble film product comprising: an analgesic opiate pharmaceutical active; and at least one water-soluble polymer component consisting of polyethylene oxide in combination with a hydrophilic cellulosic polymer; wherein: the water-soluble polymer component comprises greater than 75% polyethylene oxide and up to 25% hydrophilic cellulosic polymer; the polyethylene oxide comprises one or more low molecular weight polyethylene oxides and one or more higher molecular weight polyethylene oxides, the molecular weight of the low molecular weight polyethylene oxide being in the range 100,000 to 300,000 and the molecular weight of the higher molecular weight polyethylene oxide being in the range 600,000 to 900,000; and the polyethylene oxide of low molecular weight comprises about 60% or more in the polymer component.