EP1308159A1 — Pharmaceutical composition containing an acid-labile omeprazole and process for its preparation
Assigned to Pharma Pass II LLC · Expires 2003-05-07 · 23y expired
What this patent protects
A pharmaceutical composition exempt of alkaline-reacting compounds comprising : (a) a core containing an acid-labile omeprazole active principle, (b) an intermediate layer ; and (c) an enteric layer ; with the proviso that said composition is not an oral pharmaceutical m…
USPTO Abstract
A pharmaceutical composition exempt of alkaline-reacting compounds comprising : (a) a core containing an acid-labile omeprazole active principle, (b) an intermediate layer ; and (c) an enteric layer ; with the proviso that said composition is not an oral pharmaceutical multiple unit tableted dosage form comprising tablet excipients and individually enteric coating layered units of a core material containing omeprazole, covered with one or more layer (s) of which at least one is an enteric coating layer, whereby the enteric coating layer has mechanical properties such that the compression of the multiple unit tableted dosage form does not significantly affect the acid resistance of the individually enteric coating layered units. Process for preparing a composition.
Drugs covered by this patent
- Prilosec (omeprazole) · AstraZeneca (originally Astra AB)
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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