04226849 is referenced by 77 patents and cites 14 patents.

Shaped pharmaceutical tablets, lozenges, suppositories and other solid dosage unit forms which have a prolonged and regular release pattern of a therapeutically active medicament incorporated therein, wherein the shaped dosage unit comprises a carrier base material of hydroxypropylmethylcellulose or a mixture thereof with up to 30% ethylcellulose and/or up to 30% sodium carboxymethylcellulose and wherein the carrier base material is subjected to hydrolysis and oxidation so as to generate thereon a desired minimum concentration of carbonyl and carboxyl groups, and then admixed and shaped with a therapeutically active medicament.

Title
Sustained release therapeutic compositions
Application Number
6/48344
Publication Number
4226849
Application Date
June 14, 1979
Publication Date
October 7, 1980
Inventor
Joseph M Schor
Locust Valley
NY, US
Agent
Jacobs & Jacobs
Assignee
Forest Laboratories
NY, US
IPC
A61K 47/00
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