Hydrogel-driven drug dosage form

Hydrogel-driven drug dosage form

A controlled release dosage form has a coated core with the core comprising a drug-containing composition and a water-swellable composition, each occupying separate regions within the core. The coating around the core is water-permeable, water-insoluble and has at least one delivery port therethroug...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SCOTT MAX HERBIG, DWAYNE THOMAS FRIESEN, LEAH ELIZABETH APPEL, MARK BRIAN CHIDLAW, AVINASH GOVIND THOMBRE, WILLIAM JOHN CURATOLO, BABCOCK, WALTER, C, RONALD ARTHUR BEYERINCK
Format: Patent
Sprache:eng
Schlagworte:
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:A controlled release dosage form has a coated core with the core comprising a drug-containing composition and a water-swellable composition, each occupying separate regions within the core. The coating around the core is water-permeable, water-insoluble and has at least one delivery port therethrough. A variety of geometric arrangements are disclosed.