EP0205282B1 — Oral pharmaceutical composition
Assigned to Euro Celtique SA · Expires 1995-09-13 · 31y expired
What this patent protects
A sustained release, oral pharmaceutical composition in solid unit dosage form, for application to the mucosa of the oral or nasal cavity, comprises compressed, mucosa adhesive cellulose, coated granules, the granules comprising a drug, a higher aliphatic alcohol and a hydrated w…
USPTO Abstract
A sustained release, oral pharmaceutical composition in solid unit dosage form, for application to the mucosa of the oral or nasal cavity, comprises compressed, mucosa adhesive cellulose, coated granules, the granules comprising a drug, a higher aliphatic alcohol and a hydrated water soluble hydroxyalkyl cellulose. <??>Preferably the composition is in the form of a buccal tablet, especially a kidney shaped buccal tablet. Preferred materials are morphine as the drug, hydroxypropyl cellulose as the mucosa adhesive cellulose, cetostearyl alcohol as the aliphatic alcohol and hydroxyethyl cellulose as the water soluble cellulose. <??>The composition has enhanced adherent properties (to the mucosa) and prolongs the bioavailability of the drug.
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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