04952402 is referenced by 226 patents and cites 92 patents.

A controlled release powder containing discrete micro-particles for use in edible, pharmaceutical and other controlled release compositions is disclosed. The micro-particles have an average size in the range of from 0.1 to 125 .mu.m. Each of the micro-particles is in the form of a micromatrix of an active ingredient uniformly distributed in at least one non-toxic polymer. The micro-particles have a predetermined release of active ingedient when the dissolution rate thereof is measured according to the Paddle Method of U.S. Pharmacopoeia XX at 37.degree. C. and 75 r.p.m.

Title
Controlled release powder and process for its preparation
Application Number
792801
Publication Number
4952402
Application Date
March 17, 1988
Publication Date
August 28, 1990
Inventor
Edward J Geoghegan
Athlone
IE
Randall T Sparks
Gainesville
GA, US
Agent
Henry Croskell
Robert Hardy Falk
Assignee
Elan Corporation
IE
IPC
A61K 9/26
A61K 9/68
A61K 9/60
A61K 9/58
View Original Source