EP1992334A1 — Storage-stable formulation of oxidation-sensitive phenolic drug, especially paracetamol, comprises aqueous drug solution deoxygenated by a temperature-controlled manufacturing process of the formulation
Assigned to Docpharma BVBA · Expires 2008-11-19 · 17y expired
What this patent protects
The present invention relates to a liquid formulation, stable to oxidation, based on a phenolic active principle susceptible to oxidation such as paracetamol in an aqueous solvent and to a method for preparing such formulation. The formulation and the method are characterized in …
USPTO Abstract
The present invention relates to a liquid formulation, stable to oxidation, based on a phenolic active principle susceptible to oxidation such as paracetamol in an aqueous solvent and to a method for preparing such formulation. The formulation and the method are characterized in that the active principle is admixed in the aqueous solvent having a temperature between 65°C and 95°C, a pH between 5.0 and 6.0 and an oxygen concentration below 2 ppm.
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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