Controlled release hydrocodone formulations

Details Controlled release hydrocodone formulations Controlled release hydrocodone formulations

2011-05-17

2011-05-17

Wessendorf, T. D. (Department: 1639)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Matrices

C424S464000, C424S468000, C424S469000, C424S484000, C424S486000

Reexamination Certificate

active

07943174

ABSTRACT:
A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmaxratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.

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