CA2601800C — Oral drug delivery system
Assigned to Sun Pharma Advanced Research Co Ltd · Expires 2013-12-03 · 12y expired
What this patent protects
The present invention provides an oral drug delivery system comprising (a) a core comprising at least one active ingredient, preferably an antidepressant agent and pharmaceutically acceptable excipients, and (b) a coating surrounding the core, said coating includes a water-insolu…
USPTO Abstract
The present invention provides an oral drug delivery system comprising (a) a core comprising at least one active ingredient, preferably an antidepressant agent and pharmaceutically acceptable excipients, and (b) a coating surrounding the core, said coating includes a water-insoluble cellulose derivative, preferably ethyl cellulose and a pH-dependent polymer, preferably a methacrylic acid derivative.
Drugs covered by this patent
- Keppra (levetiracetam) · Generic (originally UCB Pharma)
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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