Sustained release compositions, process for producing the...

Details Sustained release compositions, process for producing the... Sustained release compositions, process for producing the...

2007-09-04

2007-09-04

Tsang, Cecilia J. (Department: 1654)

Drug, bio-affecting and body treating compositions

Designated organic nonactive ingredient containing other...

Aftertreated solid synthetic organic polymer

C514S772600, C514S002600

Reexamination Certificate

active

10019786

ABSTRACT:
Sustained release compositions containing a physiologically active substance or its salt, hydroxynaphthoic acid or its salt and a lactic acid-glycolic polymer or its salt, wherein the product of the weight-average molecular weight of the lactic acid-glycolic acid polymer by the amount (μmol) of the terminal carboxyl group per unit mass (g) of the lactic acid-glycolic acid polymer is from 1,200,000 to 3,000,000 (inclusive); and their production; medicaments containing these sustained release compositions, etc.

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English Translation of JP 11269094 A.

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