Title: Sustained release tablet formulations

Abstract: This invention provides controlled, e.g., sustained release of drugs from medicament formulations containing a plurality of medicaments, wherein a desirable release pattern is maintained for both low concentration and high concentration drugs of the formulation.

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Inventors: Kornblum, Saul S. (Springfield, NJ, US)
Stoopak, Samuel B. (West Caldwell, NJ, US)

Application Number: 655838
Filing Date: 1976-02-19
Publication_date: 1977-03-15
Assignee: Sandoz, Inc. (E. Hanover, NJ)
Primary Class(es): 424/470
Other Classes:
US Patent Ref:

2953497	Sep, 1960	Press	424/19.
3044938	Jul, 1962	Halley	424/19.
3079303	Feb, 1963	Raff et al.	424/33.
3146168	Aug, 1964	Battista	424/361.

Other Refs:
Primary Examiner: Rose, Shep K.
Assistant Examiner:
Attorney: Sharkin; Gerald D., Honor; Robert S., Jewell; Walter F.