Drug delivery composition

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

Reexamination Certificate

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C424S423000, C424S426000, C424S428000, C424S484000, C424S485000, C424S486000

Reexamination Certificate

active

06913760

ABSTRACT:
The invention provides a drug delivery compositions and methods for treating pain. A drug delivery composition contains a polymer and at least two drugs sucha as an analgesic agent and an anesthetic agent.

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