CA Patent

CA2572491A1 — Oral dosage form safeguarded against abuse

Assigned to Gruenenthal GmbH · Expires 2006-01-12 · 20y expired

What this patent protects

The invention relates to an oral dosage form, which is safeguarded against abuse and which has a controlled opioid release for a once daily administering. The invention is characterized in that the oral dosage form comprises at least one opioid with an abuse potential (A), at lea…

USPTO Abstract

The invention relates to an oral dosage form, which is safeguarded against abuse and which has a controlled opioid release for a once daily administering. The invention is characterized in that the oral dosage form comprises at least one opioid with an abuse potential (A), at least one synthetic and/or natural polymer (C), optionally comprises retarding matrix materials, physiologically compatible adjuvants (B), optionally comprises a wax (D), and optionally comprises at least one retarding coating. Constituents (C) or (D) each have a breaking resistance of at least 500 N, preferably at least 750 N.

Drugs covered by this patent

Patent Metadata

Patent number
CA2572491A1
Jurisdiction
CA
Classification
Expires
2006-01-12
Drug substance claim
No
Drug product claim
No
Assignee
Gruenenthal GmbH
Source
FDA Orange Book + USPTO grounding via Google Patents

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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