Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Capsules
Patent
1991-06-04
1994-02-01
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Capsules
424436, 424438, 424459, 424461, 424463, 514 3, 514808, 536 20, A61K 948
Patent
active
052830640
ABSTRACT:
A large intestinal dissociative hard capsule comprising a capsule mainly composed of chitosan, the viscosity at 20.degree. C. of a solution obtained by dissolving the chitosan in an aqueous 1% by weight acetic acid solution being not higher than 100 cps and the degree of deacetilation of the chitosan being from 60 mol % to 98 mol %, having a coated layer of a polymer soluble in a liquid having pH of at least 5 on the surface of the capsule.
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Fujii Takeru
Hashiudo Kenichi
Higashide Toshihiro
Matsumoto Takayuki
Suzuki Tsutomu
Aicello Chemical Co., Ltd.
Harrison Robert H.
Page Thurman K.
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