Sustained release formulation of a peptide

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Peptide containing doai

Reexamination Certificate

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Details

C424S457000, C424S484000, C424S486000, C424S489000, C514S002600, C514S772300, C514S773000, C514S806000, C514S867000, C514S908000, C514S951000, C514S964000, C525S054100, C525S444000, C525S450000

Reexamination Certificate

active

07109166

ABSTRACT:
This invention is directed to a sustained release composition comprised of Compound (A) having the formulaor a pharmaceutically acceptable salt thereof, and a copolymer comprised of poly-(I)-lactic-glycolic-tartaric acid wherein the amino group of Compound (A) is ionically bound to a carboxyl group of the copolymer and wherein further the composition may be made into a sustained release pharmaceutical composition with pharmaceutically acceptable carrier(s).

REFERENCES:
patent: 5552520 (1996-09-01), Kim et al.
patent: 5672659 (1997-09-01), Shalaby et al.
patent: 2 133 252 (1999-07-01), None
patent: WO 94/15587 (1994-07-01), None
patent: 95/04752 (1995-02-01), None
patent: WO 97/39738 (1997-10-01), None
patent: WO 97/40085 (1997-10-01), None
patent: WO 00/09166 (2000-02-01), None
patent: WO 00/43435 (2000-07-01), None
patent: WO 01/12232 (2002-02-01), None

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