US 2004/0018239 A1 · Pharmaceutical preparation containing copolyvidone

Abstract

A stabilized preparation which comprises: a unstable drug in a polyethylene glycol-containing preparation; and a coating agent comprising a copolyvidone instead of polyethylene glycol with which the drug is coated.

Claims11

Dependent claims

A stabilized preparation comprising a unstable drug in a polyethylene glycol-containing preparation and a copolyvidone-containing coating agent with which the drug is coated.

Dependencies are inferred from the claim text.

Facts

Application

10/416,172Filed 8 May 2003

Priority

JP 2000-35122317 Nov 2000

Published

29 Jan 2004

Term ends

Not estimatedThe source records don’t support an estimate.

Classification11 codes

A61K 31/343
Having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide: condensed with a carbocyclic ring, e.g. coumaran,…
A61K 9/2813
Coating materials: inorganic compounds
A61K 9/284
Organic macromolecular compounds: obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
A61K 9/2866
Polysaccharides, e.g. gums; Cyclodextrin: cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose

Abstract

Claims11

Dependent claims

A stabilized preparation comprising a unstable drug in a polyethylene glycol-containing preparation and a copolyvidone-containing coating agent with which the drug is coated.

Dependencies are inferred from the claim text.

Pharmaceutical preparation containing copolyvidone

Life of this patent

Abstract

Claims11

Pharmaceutical preparation containing copolyvidone

Life of this patent

Abstract

Claims11