Sustained release ionic conjugate

Details Sustained release ionic conjugate Sustained release ionic conjugate

2005-06-28

2005-06-28

Azpuru, Carlos A. (Department: 1615)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Particulate form

C424S502000, C264S004100, C264S004600, C427S213300, C427S213360

Reexamination Certificate

active

06911218

ABSTRACT:
A method of spherifying a sustained release ionic conjugate which contains a free carboxyl group-containing biodegradable polymer and a free amino group-containing drug which are ionically bonded to each other.

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