EP0862414A1 — Ophthalmic compositions containing cyclodextrins and quaternary ammonium compounds
Assigned to Novartis Pharma GmbH Austria · Expires 1998-09-09 · 28y expired
What this patent protects
The present invention describes a pharmaceutical composition, in particular a preserved ophthalmic composition, comprising a cyclodextrin, a quaternary ammonium salt, an alkylene glycol and a pharmaceutically active compound.
USPTO Abstract
The present invention describes a pharmaceutical composition, in particular a preserved ophthalmic composition, comprising a cyclodextrin, a quaternary ammonium salt, an alkylene glycol and a pharmaceutically active compound.
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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