Liquid absorbable copolymers for parenteral applications

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert

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424426, A61F 1300

Patent

active

056310153

ABSTRACT:
A sustained release parenteral composition comprising an admixture of at least one drug to be delivered in a therapeutically effective amount and a bioabsorbable lactone polymer containing one or more lactone monomers that is a liquid at body temperature, provided in an amount effective to sustain or extend the release rate of the drug and a method for administering said composition to an animal.

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patent: 5322925 (1994-06-01), Muth et al.
Journal of Controlled Release (Elsevier): Biodegradable Block Copolymer Matrices For Long-Acting Contraceptives with Constant Release (22(1192) 3-14.

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