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Multiparticulate dosage forms for slightly soluble agents and methods for making the dosage forms
专利权人:
エボニック レーム ゲゼルシャフト ミット ベシュレンクテル ハフツング
发明人:
ロザリオ リツィオ,ハンス-ウルリッヒ ペーテライト,ペーター ランググート,マルクス クネル,ハンス-ウルリッヒ ペーテライト
申请号:
JP2007522954
公开号:
JP5455305B2
申请日:
2005.07.08
申请国别(地区):
JP
年份:
2014
代理人:
摘要:
The invention relates to an oral multiparticle pharmaceutical dosage form in the form of a receptacle reducing the pH values of stomach, containing a plurality of pellets, particles, granules or agglomerates whose mean diameter ranges from 50 to 2500 μn substentially consisting of a) an internal matrix layer containing an active agent which is neither peptide or protein, nor the derivatives or conjugates thereof, a lipophilic matrix whose melting point is greater than 37° C. and a polymer with mucoadhesive effect, b) an external film coating substentially consisting of a polymer or an anionic copolymer which is optionally formulated with conventional pharmaceutical additives, wherein the active agent has a water solubility according to DAB 10, of at least 30 volume parts of water for one part by weight of the active agent and is coated with the lipophilic matrix and said active agent-containing lipophilic matrix is coated with a matrix made of a polymer with mucoadhesive effect. A method for producing the inventive multiparticle pharmaceutical dosage is also disclosed.
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中国工程科技知识中心
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http://www.ckcest.cn/home/

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