EP1543831A1 — Pregabalin composition
Assigned to Pfizer GmbH · Expires 2005-06-22 · 21y expired
What this patent protects
The application comprises a stable liquid Pregabalin preparation that is adjusted to a stable pH-range below 6,5 and above 5,5, preferably below 6,2 and above 5,8. The liquid preparation of Pregabalin is preserved by a combination of methyl- and ethyl-parabene in a w/v ratio of 3…
USPTO Abstract
The application comprises a stable liquid Pregabalin preparation that is adjusted to a stable pH-range below 6,5 and above 5,5, preferably below 6,2 and above 5,8. The liquid preparation of Pregabalin is preserved by a combination of methyl- and ethyl-parabene in a w/v ratio of 3:1 to 5:1. The preparation also comprises saccharin-sodium as a sweetening agent and flavouring agents lacking aldehyde- or keto-functions.
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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