Water-soluble polymeric carriers for drug delivery

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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549511, C07D30514

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active

056485069

ABSTRACT:
In accordance with the present invention, there are provided polymeric drug delivery systems in which the drug is bound to a water-soluble polymer to provide a form of soluble drug delivery especially for those cases in which the drug by itself is water-insoluble. In particular, the drug taxol is covalently bound to water-soluble polyethylene glycols such as linear polyethylene glycols, branched polyethylene glycols, star polyethylene glycols, and branched copolymers of polyethylene glycols with other functional monomers to comprise a form of polymeric drug delivery. Also, crosslinked insoluble gels of these materials are prepared to serve as a form of implantable drug delivery.

REFERENCES:
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Mellado et al., "Preparation and Biological Activity of Taxol Acetates," Biochem. Biophys. Res. Commun., 1984, 124, 329-336.
Mathew et al., "Synthesis and Evaluation of Some Water-Soluble Prodrugs and Derivatives of Taxol with Antitumor Activity," J. Med. Chem., 1992, 35, 145-151.
Nathan et al., "Polyethylene Glycol-Lysine Copolymers: New Biocompatible Polymers for Biomedical Applications," Polymer Preprints, 1990, 31, 213-214.
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