GB2462611A — Pharmaceutical composition comprising tetrabenazine
Assigned to Valeant Laboratories International Bermuda SRL · Expires 2010-02-17 · 16y expired
What this patent protects
A controlled release pharmaceutical composition in unit dosage form comprising tetrabenazine as the sole therapeutic agent and a release-retarding agent. The composition has a long half-life of some 13-15 hours. The release-retardig agent is a cellulose derivative such as hydroxy…
USPTO Abstract
A controlled release pharmaceutical composition in unit dosage form comprising tetrabenazine as the sole therapeutic agent and a release-retarding agent. The composition has a long half-life of some 13-15 hours. The release-retardig agent is a cellulose derivative such as hydroxypropylmethyl cellulose (HPMC) or hydroxypropyl cellulose (HPC).
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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