EP1813274A1 — Medicinal composition, process for producing the same, and method of stabilizing dihydropyridine compound in medicinal composition
Assigned to Eisai R&D Management Co Ltd · Expires 2007-08-01 · 19y expired
What this patent protects
The present invention aims to provide a pharmaceutical composition containing a stable dihydropyridine compound, where improving the stability of dihydropyridine compounds in pharmaceutical compositions under influence of storage conditions and thus providing a pharmaceutical com…
USPTO Abstract
The present invention aims to provide a pharmaceutical composition containing a stable dihydropyridine compound, where improving the stability of dihydropyridine compounds in pharmaceutical compositions under influence of storage conditions and thus providing a pharmaceutical composition with superior handling ability and affordable administration. As such, the present invention is a pharmaceutical composition, comprising a dihydropyridine compound, and at least one selected from iron oxide and carrageenan; and a method for producing a pharmaceutical composition. In addition, the present invention is a method for stabilizing a dihydropyridine compound in a pharmaceutical composition, comprising mixing the dihydropyridine compound and at least one selected from iron oxide and carrageenan; and also a stabilizing agent, wherein the stabilizing agent is utilized for a pharmaceutical composition containing a dihydropyridine compound, and comprises at least one selected from iron oxide and carrageenan.
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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