Biodegradable poly(hydroxyalkyl)amino dicarboxylic acid) derivat

Details Biodegradable poly(hydroxyalkyl)amino dicarboxylic acid) derivat Biodegradable poly(hydroxyalkyl)amino dicarboxylic acid) derivat

1989-09-05

1991-08-20

Page, Thurman

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Implant or insert

424444, 424464, 424486, 424489, A61K 914

Patent

active

050412914

ABSTRACT:
The invention relates to biodegradable poly((hydroxyalkyl)amino dicarboxylic acid) derivatives of the formula I ##STR1## in which n, m, x, y, z, R and R' have the indicated meanings, and to a process for their preparation and to the use thereof for depot formulations with controlled delivery of active ingredient.

REFERENCES:
patent: 4451452 (1984-05-01), Deibig et al.
patent: 4800085 (1989-01-01), Yoshida et al.
patent: 4892733 (1990-01-01), Bichon et al.

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