A SUSTAINED RELEASE COMPOSITION COMPRISING A METHYLCELLULOSE

A SUSTAINED RELEASE COMPOSITION COMPRISING A METHYLCELLULOSE

A sustained release composition for oral administration comprises a physiologically active ingredient mixed with a methylcellulose, whereinthe methylcellulose has anhydroglucose units joined by 1-4 linkages and wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such th...

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Bibliographische Detailangaben
1. Verfasser: PETERMANN, Oliver
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 sustained release composition for oral administration comprises a physiologically active ingredient mixed with a methylcellulose, whereinthe methylcellulose has anhydroglucose units joined by 1-4 linkages and wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that the s23/s26 is more than 0.27, andwherein the concentration of methylcellulose is from 0.1 to 10% by dry weight of the active ingredient.