Pharmaceutical formulation containing opioid agonist, opioid...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form

Reexamination Certificate

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Details

C424S451000, C424S457000, C424S458000, C424S464000, C424S468000, C424S469000, C424S484000, C424S489000

Reexamination Certificate

active

07144587

ABSTRACT:
Disclosed in certain embodiments is an oral dosage form comprising a therapeutically effective amount of an opioid analgesic; an opioid antagonist; and a bittering agent in an effective amount to impart a bitter taste to an abuser upon administration of the dosage form after tampering.

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U.S. Appl. No. 10/214,413, filed Aug. 6, 2002, Oshlack et al.

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