EP0598337A2 — Pharmaceutical compositions including a drug, a cross-linked polymeric substance, an oil, and a surface active agent
Assigned to eurand SpA · Expires 1994-05-25 · 32y expired
What this patent protects
The pharmaceutical compositions including a slightly soluble drug incorporated in a water-swellable, but water-insoluble cross-linked polymer, a surface active agent, and an oil show much improved dissolution and, consequently, bioavailability in respect of the drug as is or used…
USPTO Abstract
The pharmaceutical compositions including a slightly soluble drug incorporated in a water-swellable, but water-insoluble cross-linked polymer, a surface active agent, and an oil show much improved dissolution and, consequently, bioavailability in respect of the drug as is or used with a polymeric carrier of said type.
Drugs covered by this patent
- Arthrotec (Diclofenac Sodium) · Pfizer
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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