EP0322277A1
Expired / Lapsed
EP
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Sustained release pharmaceutical composition
Assignee: Sanofi Aventis France
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Filing: 1988-12-13
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Granted: —
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Expires: 2008-12-13
Abstract
Abstract Translated from French Formulation pharmaceutique à libération prolongée permettant la dissolution controlée du principe actif, indépendamment du pH, caractérisée par le fait qu'elle est constituée de micrograins contenant le principe actif enrobés par un mélange d'éthylcellulose et d'Eudragit RS. Prolonged-release pharmaceutical formulation allowing controlled dissolution of the active ingredient, regardless of the pH, characterized in that it consists of micrograins containing the active ingredient coated with a mixture of ethylcellulose and Eudragit RS.
Inventors
- 👤 Howard Stevens
- 👤 Maryvonne Chariot
- 👤 Françoise Arnold
- 👤 Gareth Lewis
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-05 06:12
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/50; A61K9/5005; A61K9/5021; A61K9/5026; A61K31/00; A61K31/33; A61K31/395; A61K31/55; A61K9/20; A61K9/5036; A61K9/5042; A61K9/5047
Claims Analysis
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References Cited (Backward Citations)
WO1984002843A1
Cited
US4533674A
Cited
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