04343789 is referenced by 108 patents and cites 32 patents.

Sustained release pharmaceutical composition of a solid medical material which contains an amorphous solid medical material, polyethylene oxide, and at least one basic substance selected from the group consisting of hydroxypropylmethyl cellulose, hydroxypropyl cellulose, methyl cellulose, polyvinyl pyrrolidone, carboxyvinyl polymer, hydroxypropylmethyl cellulose phthalate, cellulose acetate phthalate, methyl meta-acrylate meta-acrylic acid copolymer, polyvinylacetal diethylaminoacetate, dimethylaminoethyl meta-acrylate meta-acrylic acid copolymer, 2-methyl-5-vinylpyridinemethyl acrylate meta-acrylic acid copolymer, citric acid, urea, succinic acid and amino acid, and may further contain one basic substance selected from the group consisting of a surface active agent, polyethylene glycol, propylene glycol, glycerin, a glycerin fatty acid ester and a vegetable oil (first embodiment): and in the case where the solid medical material is nicardipine, the composition may consist only of the amorphous nicardipine or a salt thereof without the above compound (second embodiment).

Title
Sustained release pharmaceutical composition of solid medical material
Application Number
6/165244
Publication Number
4343789
Application Date
July 2, 1980
Publication Date
August 10, 1982
Inventor
Chiharu Sone
Matsudo
JP
Satoru Yoneya
Omiya
JP
Takashi Sonobe
Saitama
JP
Tadayoshi Ohmura
Niiza
JP
Masayoshi Aruga
Ageo
JP
Hiroitsu Kawata
Kawagoe
JP
Agent
Burgess Ryan and Wayne
Assignee
Yamanouchi Pharmaceutical
JP
IPC
A61K 31/74
A61K 9/20
A61K 9/16
A61K 9/14
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