Patent Number: 6,967,026

Title: Hard capsule

Abstract: A hard capsule which is made mainly of a polymer or copolymer obtained by polymerizing or copolymerizing at least one polymerizable vinyl monomer in the presence of polyvinyl alcohol and/or a derivative thereof. Unlike conventional hard capsules, this hard capsule can be filled with a solvent (e.g., polyethylene glycol) for a sparingly soluble drug ingredient.

Inventors: Hoshi; Noboru (Iruma, JP), Shimamoto; Toshio (Osaka, JP), Sugiyama; Shigeru (Osaka, JP)

Assignee: Nisshin Kasel Co., Ltd.

International Classification: A61K 9/48 (20060101); A61J 3/07 (20060101); A61K 47/32 (20060101); A61J 003/07 (); C08F 261/04 ()

Expiration Date: 1/22/02018