CA2543610A1 — Transdermal analgesic systems having reduced abuse potential
Assigned to Durect Corp · Expires 2005-05-19 · 21y expired
What this patent protects
A transdermal analgesic system having reduced potential for abuse, wherein the system provides for the controlled release of the antagonist at a rate sufficient to provide an abuse limiting release rate ratio of the antagonist to the analgesic when the dosage form is subject to a…
USPTO Abstract
A transdermal analgesic system having reduced potential for abuse, wherein the system provides for the controlled release of the antagonist at a rate sufficient to provide an abuse limiting release rate ratio of the antagonist to the analgesic when the dosage form is subject to abuse is disclosed.
Drugs covered by this patent
- Subutex (Buprenorphine Hydrochloride) · Indivior
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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